Concrete Bolts | McMaster-Carr

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	Diameter Diameter

3/16"

1/4"

	Length Length

	Anchor Type Anchor Type

	Tapping Screw
	Stud
	Bolt
	Wedge Eyebolt

	For Use In For Use In

	Screw Size Screw Size

	Material Material

Steel

Stainless Steel

	Finish Finish

Zinc Plated

Blue Ultra-Corrosion-
Resistant Coated

Silver Ultra-Corrosion-
Resistant Coated

Galvanized

Zinc Yellow-Chromate Plated

	Head Type Head Type


Hex	Flat

Hook	Eye

	Thread Size Thread Size

	Drill Bit Size Drill Bit Size

	Tip Type Tip Type


Blunt	Pointed

	Thread Length Thread Length

	Drive Style Drive Style


External Hex	Phillips

Slotted	Hex

	Pull-Out Strength Pull-Out Strength

4,000 lbs. or greater

Not Rated

	Removable Removable

Removable

Permanent

	Shear Strength Shear Strength

10,000 lbs. or greater

Not Rated

	Minimum Installation Depth Minimum Installation Depth

	Drill Bit Decimal Size Equivalent Drill Bit Decimal Size Equivalent

	Head Width Head Width

	Head Height Head Height

	Washer OD Washer OD

	Required Installation Torque Required Installation Torque

	Nut Width Nut Width

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644 Products

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.

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.

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.

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.

Low-Strength Steel Hold-Down Bolts

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

Wedge Anchor-Style Hangers

Wedge these hangers in concrete and other solid materials.

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.

Flat Head Removable-Bolt
Anchors for Block and Brick

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

Hex Head Removable-Bolt
Anchors for Block and Brick

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

Weld-On Stud Anchors for Wet Concrete

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.

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.

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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

Steel Flat Head Tapping Screwsfor Concrete, Block, and Brick

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

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

Low-Strength Steel Hold-Down Bolts

Wedge Anchor-Style Hangers

Anchors for Concrete, Block, and Brick

Steel Stud Anchors for Concrete

18-8 Stainless Steel StudAnchors for Concrete

Super-Corrosion-Resistant316 Stainless Steel Stud Anchors for Concrete

Vibration-Resistant StudAnchors for Concrete

Steel Stud Anchors withHex Nut for Block and Brick

Stainless Steel Stud Anchorswith Hex Nut for Block and Brick

Flat Head Stud Anchorsfor Block and Brick

Stud Anchors with CapNut for Block and Brick

Removable-Bolt Anchors for Concrete

Flat Head Removable-BoltAnchors for Block and Brick

Hex Head Removable-BoltAnchors for Block and Brick

Weld-On Stud Anchors for Wet Concrete

Weld-On Stud Anchorsfor Wet Concrete

Tapping Screw Assortments for Concrete, Block, and Brick

Tapping Screw Assortmentsfor Concrete, 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

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

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

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

18-8 Stainless Steel Stud
Anchors for Concrete

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

Vibration-Resistant Stud
Anchors for Concrete

Steel Stud Anchors with
Hex Nut for Block and Brick

Stainless Steel Stud Anchors
with Hex Nut for Block and Brick

Flat Head Stud Anchors
for Block and Brick

Stud Anchors with Cap
Nut for Block and Brick

Flat Head Removable-Bolt
Anchors for Block and Brick

Hex Head Removable-Bolt
Anchors for Block and Brick

Weld-On Stud Anchors
for Wet Concrete

Tapping Screw Assortments
for Concrete, Block, and Brick