Concrete Anchor Bolts | McMaster-Carr

	Diameter Diameter

3/16"

1/4"

5/16"

	Length Length

	Anchor Type Anchor Type

	Stud
	Hook
	Tapping Screw
	Bolt
	Wedge Eyebolt

	Material Material

	Finish Finish

Zinc Plated

Hot-Dipped Galvanized

Galvanized

Zinc Yellow-Chromate Plated

Blue Ultra-Corrosion-
Resistant Coated

Uncoated

Silver Ultra-Corrosion-
Resistant Coated

Black Oxide

	For Use In For Use In

	Thread Size Thread Size

	Screw Size Screw Size

	Thread Length Thread Length

	Pull-Out Strength Pull-Out Strength

4,000 lbs. or greater

Not Rated

	Head Type Head Type


Hex	Flat

Eye	Hook

	Drill Bit Size Drill Bit Size

	Removable Removable

Permanent

Removable

	Shear Strength Shear Strength

10,000 lbs. or greater

Not Rated

	Minimum Installation Depth Minimum Installation Depth

	DFARS (Defense Acquisition Regulations Supplement) DFARS (Defense Acquisition Regulations Supplement)

DFARS Specialty Metals
COTS-Exempt

DFARS Specialty Metals
Compliant

	Drill Bit Decimal Size Equivalent Drill Bit Decimal Size Equivalent

	Specifications Met Specifications Met

	Required Installation Torque Required Installation Torque

	Hook Shape Hook Shape

	Tip Type Tip Type


Blunt	Pointed

	Washer OD Washer OD

	Nut Width Nut Width

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800 Products

Anchors for Concrete, Block, and Brick

Steel Stud Anchors for Concrete

These steel anchors are available with corrosion-resistant finishes.

18-8 Stainless Steel Stud Anchors for Concrete

These 18-8 stainless steel anchors have good chemical resistance.

Super-Corrosion-Resistant 316 Stainless
Steel Stud Anchors for Concrete

More corrosion resistant than 18-8 stainless steel anchors, these 316 stainless steel anchors have excellent resistance to chemicals and salt water.

Vibration-Resistant Stud Anchors for Concrete

Keep fixtures solidly in place—these anchors have two locking wedges that won't shake loose.

Steel Stud Anchors with Hex Nut for Block and Brick

A zinc plating provides corrosion resistance in wet environments.

Stainless Steel Stud Anchors
with Hex Nut for Block and Brick

These 18-8 stainless steel anchors have good chemical resistance.

Flat Head Stud Anchors for Block and Brick

The removable flat head provides a flush finish in countersunk holes.

Stud Anchors with Cap Nut for Block and Brick

An open-end cap nut provides a finished appearance.

Removable-Bolt Anchors for Concrete

Turn the bolt to expand the nut for a secure hold in concrete. These anchors are often used to anchor machinery.

Hex Head Removable-Bolt Anchors for Block and Brick

A hex head allows for a secure grip with a wrench.

Flat Head Removable-Bolt Anchors for Block and Brick

Bolts are beveled under the head for a flush finish in countersunk holes.

Anchors for Wet Concrete

Steel L-Hook Anchors for Wet Concrete

These steel anchors are available with corrosion-resistant finishes.

Stainless Steel L-Hook Anchors for Wet Concrete

18-8 stainless steel anchors have good chemical resistance.

Steel J-Hook Anchors for Wet Concrete

These steel anchors are available with corrosion-resistant finishes.

Stainless Steel J-Hook Anchors for Wet Concrete

18-8 stainless steel anchors have good chemical resistance.

Weld-On Stud Anchors for Wet Concrete

These stud anchors strengthen the parts of buildings where steel framing connects to concrete. They’re also known as Nelson studs.

Screws and Bolts

Heavy Duty Hex Head Tapping
Screws for Concrete, Block, and Brick

Also known as Tapcons, use these screws in applications requiring high strength.

Steel Hex Head Tapping Screws
for Concrete, Block, and Brick

These blue and silver ultra-corrosion-resistant coated steel screws stand up to wet environments.

Stainless Steel Hex Head Tapping
Screws for Concrete, Block, and Brick

These 410 stainless steel screws are more corrosion resistant than ultra-corrosion-resistant coated steel screws.

Stainless Steel Flat Head Tapping
Screws for Concrete, Block, and Brick

These 410 stainless steel screws are more corrosion resistant than ultra-corrosion-resistant coated steel screws.

Steel Flat Head Tapping Screws
for Concrete, Block, and Brick

These blue and silver ultra-corrosion-resistant coated steel screws stand up to wet environments.

Installation Tool Sets for Tapping
Screws for Concrete, Block, and Brick

Attach the components of these sets onto a hammer drill to install tapping screws in concrete, block, and brick.

Wedge Anchor-Style Hangers

Wedge these hangers in concrete and other solid materials.

Low-Strength Steel Hold-Down Bolts

About half the strength of medium-strength bolts, these bolts are for light duty work-holding.

Medium-Strength Steel Hold-Down Bolts

Made from steel comparable to Grade 5 steel, these bolts are suitable for most work-holding applications.

Tapping Screw Assortments for Concrete, Block, and Brick

Tapping Screw Assortments
for Concrete, Block, and Brick

Also known as Tapcons, these screws are often used to anchor parts to concrete, block, and brick. Assortments include a drill bit.

Masonry Drill Bits for Tapping Screw Installation

Round-Shank Masonry Drill Bits
for Tapping Screw Installation

Use these bits with handheld power drills, drill presses, and hammer drills.

SDS-Plus-Shank Masonry Drill
Bits for Tapping Screw Installation

The SDS-Plus shank has two deep slots and two shallow slots for use with SDS-Plus-drive rotary hammers.

Drive Sleeves for Hex-Shank Masonry
Drill Bits for Tapping Screw Installation

Drive a tapping screw without removing the drill bit from your impact driver. One end holds an insert or nutdriver bit, while the other end engages with the hex-collar on the drill bit.

Hex-Shank Masonry Drill Bits
for Tapping Screw Installation

Insert these bits directly into power screwdrivers, impact drivers, and other tools that accept 1/4" hex shanks.

Anchors for Concrete, Block, and Brick

Steel Stud Anchors for Concrete

18-8 Stainless Steel Stud Anchors for Concrete

Super-Corrosion-Resistant 316 StainlessSteel Stud Anchors for Concrete

Vibration-Resistant Stud Anchors for Concrete

Steel Stud Anchors with Hex Nut for Block and Brick

Stainless Steel Stud Anchorswith Hex Nut for Block and Brick

Flat Head Stud Anchors for Block and Brick

Stud Anchors with Cap Nut for Block and Brick

Removable-Bolt Anchors for Concrete

Hex Head Removable-Bolt Anchors for Block and Brick

Flat Head Removable-Bolt Anchors for Block and Brick

Anchors for Wet Concrete

Steel L-Hook Anchors for Wet Concrete

Stainless Steel L-Hook Anchors for Wet Concrete

Steel J-Hook Anchors for Wet Concrete

Stainless Steel J-Hook Anchors for Wet Concrete

Weld-On Stud Anchors for Wet Concrete

Screws and Bolts

Heavy Duty Hex Head TappingScrews for Concrete, Block, and Brick

Steel Hex Head Tapping Screwsfor Concrete, Block, and Brick

Stainless Steel Hex Head TappingScrews for Concrete, Block, and Brick

Stainless Steel Flat Head TappingScrews for Concrete, Block, and Brick

Steel Flat Head Tapping Screwsfor Concrete, Block, and Brick

Installation Tool Sets for TappingScrews for Concrete, Block, and Brick

Wedge Anchor-Style Hangers

Low-Strength Steel Hold-Down Bolts

Medium-Strength Steel Hold-Down Bolts

Tapping Screw Assortments for Concrete, Block, and Brick

Tapping Screw Assortmentsfor Concrete, Block, and Brick

Masonry Drill Bits for Tapping Screw Installation

Round-Shank Masonry Drill Bitsfor Tapping Screw Installation

SDS-Plus-Shank Masonry DrillBits for Tapping Screw Installation

Drive Sleeves for Hex-Shank MasonryDrill Bits for Tapping Screw Installation

Hex-Shank Masonry Drill Bitsfor Tapping Screw Installation

Super-Corrosion-Resistant 316 Stainless
Steel Stud Anchors for Concrete

Stainless Steel Stud Anchors
with Hex Nut for Block and Brick

Heavy Duty Hex Head Tapping
Screws for Concrete, Block, and Brick

Steel Hex Head Tapping Screws
for Concrete, Block, and Brick

Stainless Steel Hex Head Tapping
Screws for Concrete, Block, and Brick

Stainless Steel Flat Head Tapping
Screws for Concrete, Block, and Brick

Steel Flat Head Tapping Screws
for Concrete, Block, and Brick

Installation Tool Sets for Tapping
Screws for Concrete, Block, and Brick

Tapping Screw Assortments
for Concrete, Block, and Brick

Round-Shank Masonry Drill Bits
for Tapping Screw Installation

SDS-Plus-Shank Masonry Drill
Bits for Tapping Screw Installation

Drive Sleeves for Hex-Shank Masonry
Drill Bits for Tapping Screw Installation

Hex-Shank Masonry Drill Bits
for Tapping Screw Installation