5.5 mm Hex Drivers | McMaster-Carr

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System of Measurement

Drive Size

Drive Style

External 12-Point

External Square

Driver Style

Driver Type

Tip Style

Overall Length

2 3/4" to 4 3/8"

2 3/4" to 5 1/2"

2 7/8" to 7 1/8"

2 7/8" to 7 3/16"

2 7/8" to 8 13/16"

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Material

Grip Style

Number of Pieces

Socket Shape

Long Leg Length

Length

2 3/4" to 4 3/8"

2 3/4" to 5 1/2"

2 7/8" to 7 1/8"

2 7/8" to 7 3/16"

2 7/8" to 8 13/16"

Ratcheting

Container Type

Fabric Roll-Up Pouch

Metal Clip Rail

Plastic Clip Rail

Plastic Roll-Up Pouch

Finish

Phosphate Coated

Performance

Fastener Holding

Precise Control

Tight Clearance

Color

Handle Material

Shank Type

Quick-Change Hex

REACH

DFARS Specialty Metals

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

RoHS

Export Control Classification Number (ECCN)

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55 Products

Fastening and Joining

Screwdrivers

Tighten and loosen screws

Nutdrivers

Tighten and loosen nuts and bolts

Nutdriver Bits

Pair with nutdrivers to turn hex nuts and cap screws

L-Keys

Turn fasteners from either end and reach into tight spots

Driver Shafts

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

L-Key Handles

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

Open-End Wrenches

Open-End Wrenches

Tighten and loosen fasteners from the top or the side

Sockets

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

Combination Wrenches

Combination Wrenches

Use the open end when tightening in cramped spaces and the box end when you need extra grip

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