2.5 mm Hex Drivers | McMaster-Carr

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System of Measurement

Drive Size

Tip Style

Driver Style

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Overall Length

1 1/4" to 1 3/8"

1 1/4" to 4 11/16"

1 5/16" to 4 11/16"

1 5/16" to 4 3/4"

1 5/16" to 6 13/16"

1 1/2" to 1 7/8"

1 3/4" to 4 3/4"

1 13/16" to 3 3/4"

Driver Type

Number of Pieces

Length

1 1/4" to 1 3/8"

1 1/4" to 4 11/16"

1 5/16" to 4 11/16"

1 5/16" to 4 3/4"

1 5/16" to 6 13/16"

1 1/2" to 1 7/8"

1 3/4" to 4 3/4"

1 13/16" to 3 3/4"

Grip Style

Material

Beryllium Copper

Stainless Steel

Container Type

Canvas Roll-Up Pouch

Compartmented Plastic Box

Fabric Roll-Up Pouch

Metal Clip Rail

Metal Wall-Mount Case

Plastic Clip Rail

Plastic Roll-Up Pouch

Shank Type

Knurled-End Hex

Quick-Change Hex

Finish

Phosphate Coated

Titanium Aluminum Nitride (TiAlN) Coated

Titanium Nitride (TiN) Coated

Performance

Adjustable Length

Changeable Shaft

Corrosion Resistant

Electrical Insulating

Precise Control

Tamper Resistant

Tight Clearance

Square Drive Size

Handle Material

Socket Style

Color

Maximum Access Angle

RoHS

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

REACH

DFARS Specialty Metals

Export Control Classification Number (ECCN)

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311 Products

Fastening and Joining

Screwdrivers

Tighten and loosen screws

Screwdriver Bits

Screwdriver Bits

Pair with drivers to turn screws

L-Keys

Turn fasteners from either end and reach into tight spots

T-Handle Keys

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

Driver Shafts

Attach to a handle to create your own driver tool, or pair with socket wrenches and power tools

Nutdrivers

Tighten and loosen nuts and bolts

Torque Screwdrivers

Torque Screwdrivers

Apply precise torque as you fasten screws to prevent overtightening

Driver Extension Adapters

Driver Extension Adapters

Create a tool that’s as long as you need to reach deeply recessed fasteners

Bit Sockets

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

Socket Bits

Switch out worn or damaged bits instead of replacing your entire bit socket

Open-End Wrenches

Open-End Wrenches

Tighten and loosen fasteners from the top or the side

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