Black Screws | McMaster-Carr

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Finish

Black Zinc Plated

Corrosion-Resistant Coated

Phosphate Coated

Color

Fluorescent Green

Fluorescent Orange

System of Measurement

Thread Size

Length

Fastener Head Type

Threading

Partially Threaded

Threaded on Both Ends

Drive Style

External 12-Point

External Square

Hex with Pilot Recess

Spring Plunger Driver

Tamper-Resistant Hex

Tamper-Resistant Torx

Tamper-Resistant Torx Plus

Socket Head Profile

Material

Ferrite Ceramic

Stainless Steel

Head Diameter

Thread Pitch

Head Height

Thread Type

Metric Trapezoidal

Drive Size

Fastener Strength Grade/Class

Thread Direction

Right Hand and Left Hand

Thread Spacing

Tensile Strength

10,000 psi to 19,999 psi

30,000 psi to 99,999 psi

100,000 psi or greater

DFARS Specialty Metals

RoHS

Compliant with Exemptions

REACH

Export Control Classification Number (ECCN)

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

Head Color

Body Finish

Black Zinc Plated

How can we improve?

17,630 Products

Fastening and Joining

Socket Head Screws

Socket Head Screws

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

Flat Head Screws

Flat Head Screws

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

Rounded Head Screws

Rounded Head Screws

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

Shoulder Screws

Shoulder Screws

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

Hex Head Screws

Hex Head Screws

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

Set Screws

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

Wood Screws

Fasten material to wood or pieces of wood to each other

Tapping Screws

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

Tighten and loosen by hand without the need for tools

12-Point Screws

12-Point Screws

12 contact points handle more torque than a hex head while a flange eliminates the need for a washer

Carriage Bolts

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

Drywall Screws

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

T-Bolts

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

Fastener Assortments

Fastener Assortments

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

Hanger Bolts

Suspend pipe and other fixtures with wire or cable ties

Captive Panel Screws

Captive Panel Screws

Secure panels and enclosures while still having access to them

Elevator Bolts

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

Studs

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

Binding Barrels

Binding Barrels

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

Spring Plungers

Spring Plungers

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

Thread Adapters

Thread Adapters

Join threads of a different type, size, and gender

Threaded Rods

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

L-Keys

Turn fasteners from either end and reach into tight spots

Screwdrivers

Tighten and loosen screws

Screw Starters

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

Torque-Limiting Keys

Torque-Limiting Keys

Used to install carbide inserts in cutting tools, a handle limits the amount of torque generated

T-Handle Keys

To turn fasteners in hard-to-reach spots, there's a long shaft and a grip for your whole hand

L-Key Handles

Comfort with every turn—these upgrade your L-keys into T-handle keys

Magnets

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

Building and Machinery Hardware

Knobs

Position, tighten, and secure fixtures and equipment

Indicating Knobs

Indicating Knobs

Control devices and view settings at a glance

Pull Knobs

Use a knob to open and close cabinets, drawers, and doors

T-Slotted Framing and Fittings

T-Slotted Framing and Fittings

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

Protective Caps

Protective Caps

Protect just about anything, including pipe, flanges, screws, and posts

Protective Feet

Protective Feet

Add to furniture and light equipment to protect floors from scratches and wear

Fabricating and Machining

Setup Studs

Secure setup clamps and fixtures to your machine table or assemble heavy machines

T-Slot Bolts

Secure clamps and workpieces to machine tables with quicker setup than a T-slot nut and stud

Fixture Kits

Everything needed to mount workpieces of different sizes to your machine table

Fixture Clamps

Secure your workpiece to a fixture table so it won't move during machining

Lathe Tool Insert Holder Torx Keys

Lathe Tool Insert Holder Torx Keys

Replace the Torx keys for your lathe tool insert holder

Power Transmission

Lead Screw Collars

Lead Screw Collars

Position components and limit travel along a lead screw

Ball Screw Nuts

Ball Screw Nuts

Internal ball bearings roll on ball screws for low friction when moving components

Ball Screws

Pair with a ball screw nut for low friction when moving components

Precision Lead Screws

Precision Lead Screws

Pair with precision lead screw nuts for accurate starts and stops in your assembly

Precision Lead Screw Nut Flanges

Precision Lead Screw Nut Flanges

Pair with precision lead screw nuts to make custom flange nuts that move items along lead screws

Lead Screws

Pair with lead screw nuts to move components in a straight line

Electrical Power, Networking, and Controlling

Binding Posts

Test circuits before making permanent connections

Material Handling

Eyebolts

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

Containers, Storage, and Furniture

Hanging Hooks

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

Tool Holders

Mount brooms, cordless drills, flashlights, and other tools

Facility and Grounds Maintenance

Toilet Mounts

Secure toilet components with flanges and hardware kits

The quick brown fox jumped over the lazy dog. Pedestal (35" Ht. x 4" Wd. x 4" Dp.)