Extension Drills | McMaster-Carr

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192 Products

Drill Bit Extensions

Extensions for Hex-Shank Drill Bits

Expand the reach of hex-shank drill bits

8 products

Extensions for Quick-Change Hex-Shank Drill Bits

A quick-change mechanism allows for fast bit changes

2 products

Extensions for Round-Shank Drill Bits

Expand the reach of round-shank drill bits

107 products

Adjustable-Length Extensions for Quick-Change Hex-Shank Drill Bits

Slide and lock the quick-release coupling to adjust your length
A quick-change mechanism allows for fast bit changes

2 products

Extensions for SDS-plus-Shank Drill Bits

Compatible with SDS-Plus rotary hammers

2 products

Other Products

Bit Adapters

Connect a variety of bits to drills, powered screwdrivers, ratchet wrenches, and other turning tools

66 products

Hole Saw Arbor Extensions

Reach your hole saw into spots where your drill is too big to fit

2 products

Drill Bits

Create holes in metal, wood, plastic, concrete, and more

1 product

Drill Head Adapters

Adjust the cutting angle of your drill to get into recessed and hard-to-reach spots

2 products