Zinc-Coated Bolts | McMaster-Carr

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Finish

Zinc Yellow-Chromate Plated

Body Finish

Black Zinc Plated

Zinc Plated

Zinc Yellow-Chromate Plated

System of Measurement

Thread Size

Length

Threading

Threaded on Both Ends

Fastener Strength Grade/Class

Fastener Head Type

Material

Head Width

Thread Spacing

Thread Direction

Head Height

Drive Style

Hex with Pilot Recess

Spring Plunger Driver

Square

Square/Phillips

Tamper-Resistant Torx

Thread Pitch

Specifications Met

Cal/OSHA Compliant Title 8 Section 1646

OSHA Compliant 29 CFR 1926.451

Thread Type

Tensile Strength

30,000 psi to 99,999 psi

100,000 psi or greater

Thread Fit

Unified Standard Class 1A

Unified Standard Class 1B

Unified Standard Class 2A

Unified Standard Class 2B

Unified Standard Class 3A

Unified Standard Class 3B

Screw Features

DFARS Specialty Metals

Socket Head Profile

RoHS

Compliant with Exemptions

Not Compliant

REACH

Compliant

Not Compliant

U.S.–Mexico–Canada Agreement (USMCA) Qualifying

Yes

Export Control Classification Number (ECCN)

17,317 Products

Fastening and Joining

Hex Head Screws

Used with nuts to create a stronger joint than flat and rounded screws

4,271 products

Socket Head Screws

With a deeper drive than flat and rounded head screws, these withstand more torque for a tighter hold

919 products

Rounded Head Screws

Sit just above the surface for a low-profile finish and hold tighter than flat head screws

2,170 products

Flat Head Screws

Fit in countersunk holes for a flush finish that won't snag on surrounding parts

1,041 products

Tapping Screws

Fasten a range of materials together without needing to tap the hole first

2,313 products

Carriage Bolts

A smooth head provides a finished look while a square neck keeps the bolt in place when using a nut

383 products

Thumb Screws

Tighten and loosen by hand without the need for tools

161 products

Square Head Screws

Turn the large flat sides with a wrench into square holes that stop further rotation

80 products

Elevator Bolts

Create a flush joint to allow movement in tight spaces such as grain elevators and belting systems

110 products

Hanger Bolts

Suspend pipe and other fixtures with wire or cable ties

32 products

Plow Bolts

The head sits flush with countersunk holes while the bolt stays in place when tightening a nut

35 products

Studs

Press, weld, or screw in place to add a threaded fastening point

260 products

Wood Screws

Fasten material to wood or pieces of wood to each other

454 products

Fastener Assortments

Keep a variety of common screws, nuts, and washers on hand

5 products

Hold-Down Bolts

Hold material under the bent head while the other end is tightened down with a nut

12 products

Concrete Screws

Anchor parts to concrete, block, and brick without tapping the hole first

39 products

T-Bolts

Turn by hand for easy fastening, use as a handle, or attach as a point for straps and clamps

5 products

Shoulder Screws

Rotate parts around the cylinder under the head to guide and align them during installation

87 products

Joint Clamps for Wood

Make secure joints between boards, butcher blocks, and countertops

3 products

Captive Panel Screws

Secure panels and enclosures while still having access to them

72 products

Jack Screws

Create vibration-resistant connections between D-sub cords and panels

22 products

Set Screws

Exert pressure at the tip to hold parts in place, unlike screws that hold material together with threads

90 products

Drywall Screws

Fasten panels of drywall to materials such as wood, metal, and drywall

44 products

Threaded Rods

Anchor, connect, or hang components in a wide variety of applications

859 products

Anchors

Secure anything from signs to heavy machinery in concrete, brick, and drywall

434 products

Rivet Nuts

Add threads to thin panels with access from only one side; also known as blind inserts

271 products

Weld Nuts

Weld to metal surfaces to add permanent threads

69 products

Binding Barrels

Create custom low-profile fasteners with binding barrel posts, caps, and screws

211 products

Standoff Caps

Create a finished look on standoffs and protect them from dirt and debris

2 products

Standoffs

Separate, position, or connect components in assemblies

404 products

Spring Plungers

Apply accurate, consistent pressure for positioning, indexing, and ejecting parts

226 products

Thread Adapters

Join threads of a different type, size, and gender

163 products

L-Keys

Turn fasteners from either end and reach into tight spots

46 products

Screw Starters

Grip and start turning screws that are too small to hold or located in hard-to-reach spots

10 products

Nutdrivers

Tighten and loosen nuts and bolts

1 product

Screwdriver Bits

Pair with drivers to turn screws

13 products

Screwdrivers

Tighten and loosen screws

1 product

Torque Screwdrivers

Apply precise torque as you fasten screws to prevent overtightening

10 products

Sockets

Turn fasteners with an external drive style without slipping and damaging the drive

21 products

Magnets

Attract or repel metal objects to hang, secure, or position them

34 products

Material Handling

Eyebolts

Route rope through the loop or attach hooks and shackles for lifting

328 products

Eye Nuts

Pair with bolts or threaded rod to lift and hang components

37 products

Hoist Rings

Pivot to resist stress that would bend or break an eyebolt when lifting at an angle

41 products

Wheel Axles

Connect rotating wheels and support vehicles

21 products

U-Bolts

Anchor heavy pipe, tube, and conduit; stronger than routing clamps and hangers

470 products

Routing Rings

Suspend wire and cable by feeding it through the eyehole

32 products

Routing Ring Bases

Temporarily attach routing rings to steel and iron surfaces with a magnet

2 products

Jacks

Lift, hold, push, and position heavy objects

2 products

Building and Machinery Hardware

T-Slotted Framing and Fittings

The most versatile system, attach fittings along the continuous slots to build virtually anything

236 products

Strut Channel Nuts

Fasten on threaded rod to connect components to strut channel

1 product

Clamp-On Framing and Fittings

Two-piece fittings let you modify assembly stations, conveyors, and racks without dismantling them

1 product

Locking-Slotted Framing and Fittings

Make platforms, bases, and other structures that stand up to more movement than T-slotted framing

3 products

Slip-On Framing and Fittings

Insert rails into fittings and tighten screws to make guards, railings, and racks

2 products

Door Tracks

Hang panels to slide over openings when there’s not space for a swinging door

3 products

Power Transmission

Rod Ends

Use with connecting rods to support loads and control steering, tensioning, or pivoting motion

554 products

Rod End Nuts

Attach to rods, pipe, and tubing to make pivot and hinge points

5 products

Rod End Inserts

Attach to rod ends to increase the amount of misalignment they can handle

9 products

Connecting Rods

Use with rod ends and swivel joints to link components in push/pull assemblies

30 products

Lead Screws and Nuts

Move components in a straight line in clamping and heavy duty lifting and lowering applications

72 products

Containers, Storage, and Furniture

Hanging Hooks

Hang tools, hoses, garments, and other supplies on walls for easy access

49 products

Pallet Rack Locking Pins

Prevent forklifts from dislodging pallet rack beams when loading and unloading pallets

2 products

Electrical Power, Networking, and Controlling

Battery Terminal Fasteners

Replace bolts in battery terminals

1 product

Electrical Enclosure Mounting Channels

Position components inside electrical enclosures without drilling holes, which can leak

9 products