Allen Socket

Screwdrivers for driving hex fasteners with Allen or hex key sockets.

Featured brands
Authenticated productsVerified shops

Introduction

Allen sockets fit snugly over hex-head screws, delivering torque without corners. They come in individual sizes or multi-piece sets to handle household repairs and mechanical work.

  • Drive size compatibility that matches 1/4 inch, 3/8 inch, or 1/2 inch ratchets and wrenches.
  • Length options from short sockets for tight spaces to long bits for recessed fasteners.
  • Material strength and finish that resist rounding and corrosion during frequent use.

Select the Allen socket set suited to your toolkit.

FAQs

An Allen socket attaches to a ratchet or wrench, while an Allen key is the L-shaped hex wrench used by hand.

Yes, sets often include both metric and inch sizes; check the labeling to match your screws.

Impact-rated sockets are hardened to withstand the hammering force of impact drivers.

Choose the correct size, apply steady pressure, and avoid worn bits that slip inside the socket.

A universal joint or wobble extension helps reach fasteners at slight angles without removing surrounding parts.