Hex Keys

These hex keys (aka allen keys or allen wrenches) are made of super strong alloy steel and have a black-oxide finish. Hex is measured across the parallel flats.

Imperial Screw to Hex Key Guide:
2-56 = 5/64” Hex Key
4-40 = 3/32” Hex Key
5-40 = 3/32” Hex Key
6-32 = 7/64” Hex Key
8-32 = 9/64” Hex Key
10-32 = 5/32” Hex Key
1/4-20 = 3/16” Hex Key