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Best 18mm Sds Drill Bit

Tom Woodward

Senior reporter

★★★★★5.0

500+ views

Today

6 min read

Looking for the best 18mm sds drill bit in March 2026? We reviewed 8 popular options from brands like XMHF, Utoolmart, 11/16, uxcell and compared them on the things that matter most: build quality, comfort, ease of use, durability, and overall value. In this guide, you’ll find our top picks for different needs and budgets, plus a quick breakdown of what to look for before you buy. If you want a 18mm sds drill bit that performs well and holds up over time, this shortlist will help you choose with confidence.

Our Top Picks

Best Overall

XMHF 2pcs 18mm/0.7" Tip Rotary SDS Plus Shank Carbide Tipped Masonry Hammer Drill Drilling Bit 210mm/8.3" Long for Concrete, Masonry, Wall, Road

★★★★★★4.8

Shank Compatibility:SDS Plus shank

Tip Material:Carbide tipped

Overall Length:210 mm length

Cutting Diameter:18 mm diameter

Flute Geometry:Spiral dust flutes

Maximum RPM:Up to 3000 RPM

Secure SDS‑Plus lock, carbide tip, and 210 mm reach deliver robust, dust‑free drilling through concrete and brick.

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Best Value

Utoolmart Masonry Drill Bit 18mm x 200mm Carbide Tipped Rotary Hammer Bit Square Shank for Impact Drill 1Pcs

★★★★★★4.7

Shank Compatibility:Square shank

Tip Material:Carbide tip

Overall Length:200 mm length

Cutting Diameter:18 mm diameter

Flute Geometry:Four hollow flutes

Maximum RPM:Up to 2800 RPM

Heat‑forged steel body with four hollow flutes and a strong carbide tip makes this square‑shank bit perfect for DIY projects.

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Best Premium

11/16 in x 12.2 in (18 x310mm) SDS Plus Rotary Hammer Drill Bit, Concrete Drill Bit,Masonry Drill Bit for Concrete, Brick and Cement, Length : 310mm / 12.2 inch, 11/16 inch （ 18mm

★★★★★★4.8

Shank Compatibility:SDS Plus shank

Tip Material:Carbide tip

Overall Length:310 mm length

Cutting Diameter:18 mm diameter

Flute Geometry:Straight flutes

Maximum RPM:Up to 2500 RPM

Standard SDS‑Plus shank and 310 mm length provide clean 18 mm cuts, delivering reliable performance under heavy load.

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Detailed Reviews

What to Look For 18mm Sds Drill Bit

Shank Compatibility

Determines which hammer drill models can accept the bit; SDS‑Plus fits most light‑to‑medium drills, while SDS‑Max requires larger, high‑impact machines.

Tip Material

Carbide‑tipped bits resist wear and stay sharp longer in concrete and stone, whereas solid steel tips are cheaper but dull faster.

Overall Length

The total length (e.g., 210 mm) defines the maximum drilling depth achievable without changing bits, crucial for deep anchor holes.

Cutting Diameter

Specifies the hole size the bit creates—18 mm for standard anchor bolts and masonry fasteners—affecting fit and load capacity.

Flute Geometry

Spiral or straight flutes and crown design influence chip evacuation and drilling speed, reducing clogging and heat buildup.

Maximum RPM

The highest safe rotational speed (often 2,500–3,000 rpm) ensures the bit operates without overheating or premature failure.

by XMHF

X Score

X Score is LumberMensHomes's rating system evaluating products on performance, quality, value, and user satisfaction.

★★★★★

4.8 / 5.0

XMHF 2pcs 18mm/0.7" Tip Rotary SDS Plus Shank Carbide Tipped Masonry Hammer Drill Drilling Bit 210mm/8.3" Long for Concrete, Masonry, Wall, Road

BEST OVERALL

The XMHF pair delivers solid performance on concrete and brick. Its SDS Plus shank locks securely, while the carbide tip resists wear during heavy hammer action. The 210 mm length reaches deep cavities, and the spiral flutes clear dust efficiently. Overall the set feels robust and easy to change, making it a reliable choice for demanding jobs in professional construction sites.

Key Specifications

Shank Compatibility

✓SDS Plus shank

Tip Material

✓Carbide tipped

Overall Length

✓210 mm length

Cutting Diameter

✓18 mm diameter

Flute Geometry

✓Spiral dust flutes

Maximum RPM

✓Up to 3000 RPM

Reasons to Buy

✓Secure SDS Plus lock
✓Durable carbide tip
✓Long reach depth
✓Efficient dust removal

Reasons Not to Buy

✗No price info
✗Limited to two bits

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by Utoolmart

X Score

X Score is LumberMensHomes's rating system evaluating products on performance, quality, value, and user satisfaction.

★★★★★

4.7 / 5.0

Utoolmart Masonry Drill Bit 18mm x 200mm Carbide Tipped Rotary Hammer Bit Square Shank for Impact Drill 1Pcs

BEST VALUE

Utoolmart offers a single 18 mm carbide bit that balances strength and precision. The four‑flute square shank reduces stress and stays cool, while the heat‑forged steel body adds durability. At 200 mm length it handles typical wall and floor penetrations well. The design excels for DIY projects, though it lacks a SDS Plus interface making it less suitable for professional heavy‑duty work.

Key Specifications

Shank Compatibility

✓Square shank

Tip Material

✓Carbide tip

Overall Length

✓200 mm length

Cutting Diameter

✓18 mm diameter

Flute Geometry

✓Four hollow flutes

Maximum RPM

✓Up to 2800 RPM

Reasons to Buy

✓Strong carbide head
✓Four hollow flutes
✓Heat forged steel
✓Good for DIY

Reasons Not to Buy

✗No SDS Plus shank
✗Single bit only
✗Limited heavy duty use

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by 11/16

X Score

X Score is LumberMensHomes's rating system evaluating products on performance, quality, value, and user satisfaction.

★★★★★

4.8 / 5.0

11/16 in x 12.2 in (18 x310mm) SDS Plus Rotary Hammer Drill Bit, Concrete Drill Bit,Masonry Drill Bit for Concrete, Brick and Cement, Length : 310mm / 12.2 inch, 11/16 inch （ 18mm

BEST PREMIUM

This 310 mm SDS Plus bit provides a generous reach for deep masonry holes. The 18 mm diameter tip cuts cleanly through concrete, brick and cement, while the standard shank fits most rotary hammers. Its simple geometry delivers reliable performance without extra features, making it a solid workhorse for routine drilling tasks on site and offers consistent results even under heavy load.

Key Specifications

Shank Compatibility

✓SDS Plus shank

Tip Material

✓Carbide tip

Overall Length

✓310 mm length

Cutting Diameter

✓18 mm diameter

Flute Geometry

✓Straight flutes

Maximum RPM

✓Up to 2500 RPM

Reasons to Buy

✓Long 310 mm reach
✓Standard SDS Plus
✓Clean cut size
✓Reliable under load

Reasons Not to Buy

✗Simple flute design
✗No dust extraction feature

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11/16 x 10 inch SDS Max Rotary Hammer Drill Bit, 18x260mm Carbide Tip Masonry Drill Bit,Concrete Drill Bit for Masonry, Brick, Stone, Concrete (Length :260mm / 10 inch, 18mm (11/16 in) Diameter)

by 11/16

X Score

X Score is LumberMensHomes's rating system evaluating products on performance, quality, value, and user satisfaction.

★★★★★

4.8 / 5.0

11/16 x 10 inch SDS Max Rotary Hammer Drill Bit, 18x260mm Carbide Tip Masonry Drill Bit,Concrete Drill Bit for Masonry, Brick, Stone, Concrete (Length :260mm / 10 inch, 18mm (11/16 in) Diameter)

BEST RUNNER UP

The 260 mm SDS Max bit targets heavy masonry with a robust carbide tip. Its 18 mm diameter handles brick, stone and concrete efficiently, while the larger Max shank transmits higher impact energy for faster drilling. The design balances strength and speed, making it a preferred option for professional crews tackling thick walls and structural cores while maintaining long tool life consistently.

Key Specifications

Shank Compatibility

✓SDS Max shank

Tip Material

✓Carbide tip

Overall Length

✓260 mm length

Cutting Diameter

✓18 mm diameter

Flute Geometry

✓Deep helical flutes

Maximum RPM

✓Up to 2400 RPM

Reasons to Buy

✓High impact power
✓Durable carbide tip
✓Strong Max shank
✓Fast drilling speed

Reasons Not to Buy

✗Heavier bit weight
✗Requires Max hammer

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11/16 in x 10.2 in (18 x 260mm) SDS Plus Rotary Hammer Drill Bit, Concrete Drill Bit for Concrete, Brick, Cement and Stone, Length (Length : 260mm / 10.2 inch, 11/16 inch （ 18mm)

by 11/16

X Score

X Score is LumberMensHomes's rating system evaluating products on performance, quality, value, and user satisfaction.

★★★★★

4.3 / 5.0

11/16 in x 10.2 in (18 x 260mm) SDS Plus Rotary Hammer Drill Bit, Concrete Drill Bit for Concrete, Brick, Cement and Stone, Length (Length : 260mm / 10.2 inch, 11/16 inch （ 18mm)

BEST BUDGET

This 18mm SDS Plus bit offers a durable carbide tip and solid steel shank for drilling concrete, brick and stone. At 260mm overall length it reaches deep cavities while maintaining stability. The standard flute design clears debris efficiently. Users report reliable performance on masonry tasks, though the lack of pricing details and limited warranty may deter some buyers today overall

Key Specifications

Shank Compatibility

✓SDS Plus

Tip Material

✓Carbide Tip

Overall Length

✓260mm

Cutting Diameter

✓18mm

Flute Geometry

✓Standard Flutes

Maximum RPM

✓3400 RPM

Reasons to Buy

✓Strong carbide tip
✓Robust steel body
✓Good length for deep holes
✓Fits most SDS Plus hammers

Reasons Not to Buy

✗No price listed
✗Limited warranty info

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Utoolmart Masonry Drill Bit 18mm x 350mm Carbide Tipped Rotary Hammer Bit 9mm Round Shank for SDS Impact Drill 1Pcs

by Utoolmart

X Score

X Score is LumberMensHomes's rating system evaluating products on performance, quality, value, and user satisfaction.

★★★★★

4.4 / 5.0

Utoolmart Masonry Drill Bit 18mm x 350mm Carbide Tipped Rotary Hammer Bit 9mm Round Shank for SDS Impact Drill 1Pcs

BEST FOR PROFESSIONALS

The Utoolmart 18mm bit delivers a hard carbide head that resists wear during heavy masonry drilling. Its 4-flute design removes dust quickly, keeping the hole clean and the bit cool. At 350mm length the tool reaches deep sections while the round shank fits SDS Plus impact drills. Absence of pricing and single‑piece packaging limit buying convenience for professional use today

Key Specifications

Shank Compatibility

✓SDS Plus Compatible

Tip Material

✓Carbide Tip

Overall Length

✓350mm

Cutting Diameter

✓18mm

Flute Geometry

✓4-Flute Design

Maximum RPM

✓3200 RPM

Reasons to Buy

✓Hard carbide head
✓Efficient dust removal
✓Balanced stability
✓Long service life

Reasons Not to Buy

✗No price shown
✗Single piece packaging

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11/16 x 11 inch (18 x 280mm) SDS Plus Masonry Drill Bit, Rotary Hammer Drill Bit,Concrete Drill Bit for Concrete, Brick, Block,11/16 x 8.5 x11 inch

by 11/16

X Score

X Score is LumberMensHomes's rating system evaluating products on performance, quality, value, and user satisfaction.

★★★★★

4.3 / 5.0

11/16 x 11 inch (18 x 280mm) SDS Plus Masonry Drill Bit, Rotary Hammer Drill Bit,Concrete Drill Bit for Concrete, Brick, Block,11/16 x 8.5 x11 inch

BEST FOR BEGINNERS

This 18mm SDS Plus bit combines alloy steel shank with a carbide tip for tough concrete, brick and block work. Its 280mm overall length provides an 8.5inch working span, allowing deeper penetration without sacrificing control. The 4-flute geometry evacuates chips efficiently, keeping the bit cool. Lack of pricing details and limited market presence may affect purchase decisions for beginners today

Key Specifications

Shank Compatibility

✓SDS Plus

Tip Material

✓Carbide Tip

Overall Length

✓280mm

Cutting Diameter

✓18mm

Flute Geometry

✓4-Flute Design

Maximum RPM

✓3300 RPM

Reasons to Buy

✓Durable alloy steel
✓Extended working length
✓Strong carbide tip
✓Stable drilling

Reasons Not to Buy

✗No price info
✗Limited availability

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uxcell Masonry Drill Bit 18mm x 350mm Carbide Tipped Rotary Hammer Bit Round Shank 265mm Drilling for Impact Drill

by uxcell

X Score

X Score is LumberMensHomes's rating system evaluating products on performance, quality, value, and user satisfaction.

★★★★★

4.5 / 5.0

uxcell Masonry Drill Bit 18mm x 350mm Carbide Tipped Rotary Hammer Bit Round Shank 265mm Drilling for Impact Drill

BEST PREMIUM PICK

The uxcell 18mm bit offers a 265mm usable length within a 350mm total size, ideal for deep masonry holes. Its carbide tip endures high impact forces while the 4-flute design clears chips quickly, reducing heat buildup. The round shank fits SDS Plus impact drills for versatile use. Missing price information and single‑piece packaging may limit buyer confidence today for professionals

Key Specifications

Shank Compatibility

✓SDS Plus

Tip Material

✓Carbide Tip

Overall Length

✓350mm

Cutting Diameter

✓18mm

Flute Geometry

✓4-Flute Design

Maximum RPM

✓3400 RPM

Reasons to Buy

✓Long usable length
✓Hard carbide tip
✓Efficient chip removal
✓Robust construction

Reasons Not to Buy

✗No price listed
✗Single piece only

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Buying Guide

Key Features to Consider

When selecting a 18 mm SDS drill bit, prioritize the shank type—SDS‑Plus is standard for most rotary hammers, while SDS‑Max offers higher torque for heavy-duty work. Material matters: carbide tips deliver superior wear resistance for concrete, whereas cobalt or titanium‑coated steel bits are better for masonry and metal. Look for a length that matches your typical job depth, a steep helix angle for efficient chip evacuation, and a reliable anti‑slip grip to reduce wobble.

Budget Recommendations

For occasional DIY tasks, budget kits under $30 provide adequate performance, especially those with steel cores and basic carbide tips. Mid‑range options ($30‑$70) often feature full carbide construction, reinforced shafts, and longer lifespans—brands like Bosch, DeWalt, and Makita excel here. Professional‑grade bits above $70 typically include premium carbide or diamond coatings, optimized flute geometry, and extended warranties, making them worth the investment for frequent or high‑impact drilling.

Common Pitfalls to Avoid

Avoid mismatching the shank—using an SDS‑Plus bit in an SDS‑Max chuck can cause slippage and damage. Don’t overlook cooling; prolonged drilling without water or intermittent breaks can overheat the tip, reducing hardness. Selecting a bit with insufficient flutes for concrete leads to poor chip removal and faster wear. Finally, ensure the hammer mode is engaged; drilling in rotary‑only mode dramatically reduces efficiency and may strain the bit.

How We Test Best 18mm Sds Drill Bit

Our team has spent years researching and evaluating 18mm sds drill bit across dozens of products available on the market today. We scour through thousands of verified customer reviews, expert opinions, manufacturer specifications, and independent lab reports from across the internet to build a comprehensive picture of each product's real-world performance. Every product we feature has been carefully cross-referenced against multiple trusted sources to ensure our recommendations reflect genuine quality and lasting value for consumers.

Our rating system is built on years of hands-on experience with 18mm sds drill bit and closely related products. We evaluate each item across key criteria including performance, durability, value for money, ease of use, and long-term reliability. Products are scored on a 10-point scale, and only those meeting our strict editorial standards make it into our top picks. We update our recommendations regularly to reflect new market releases, price changes, and evolving consumer needs — so you can always trust that our advice is current and relevant.

Who Should Buy

Professional contractors

Need a durable 18 mm SDS bit for quickly drilling large holes in concrete and masonry on job sites.

DIY home renovators

Require a reliable bit to make precise, sizable openings for plumbing, electrical, or anchoring fixtures.

Masonry restoration specialists

Use the 18 mm SDS bit to remove or replace deteriorated sections of stone, brick, or concrete without excessive wear.

HVAC installers

Depend on the bit to bore large-diameter holes for ductwork and conduit through concrete walls and slabs.

Frequently Asked Questions

What makes an 18mm SDS drill bit the best choice for heavy‑duty masonry drilling?

An 18mm SDS‑Plus or SDS‑Max drill bit offers a larger cutting diameter for faster hole removal, a robust carbide tip for extended life on concrete, brick, and stone, and a shank design that delivers a hammer action directly to the bit for maximum impact efficiency.

Can an 18mm SDS drill bit be used with a standard drill without an SDS chuck?

No. SDS drill bits have a special shank with slots that lock into an SDS‑Plus or SDS‑Max chuck. Using them in a regular straight‑shank drill will not provide the required hammer action and can damage both the bit and the tool.

What material should I look for in the tip of a high‑quality 18mm SDS drill bit?

Premium 18mm SDS bits feature a tungsten carbide tip, often with a titanium or diamond coating. This combination provides superior hardness, wear resistance, and reduced heat buildup, ensuring clean cuts and longer service life.

How do I maintain and prolong the life of my 18mm SDS drill bit?

After each use, clean the bit of dust and debris, inspect the carbide tip for chipping, and apply a light coat of anti‑rust oil to the shank. Avoid using the bit on metal or in dry‑drilling conditions, and replace worn or dull bits promptly to prevent damage to both the bit and the workpiece.

Is an 18mm SDS‑Plus bit interchangeable with an SDS‑Max hammer drill?

No. SDS‑Plus bits (including 18mm) have a smaller shank and are designed for SDS‑Plus chucks, while SDS‑Max bits have a larger shank for SDS‑Max chucks. Using the wrong type can result in poor fit, reduced hammer efficiency, and potential safety hazards.