| Hex Key Set contains 2 fold up caddies, one SAE and one Metric Hex keys rotate up to 270° for better access and torque Allen wrenches feature chamfered ends to help guide the key Set includes a SAE fold up and a metric fold up covering SAE sizes 0.5 in., 1/16 in., 5/64 in., 3/32 in., 7/64 in., 1/8 in., 9/64 in., 5/32 in. and 3/16 in. and metric sizes 1.5 mm, 2 mm, 2.5 mm, 3 mm, 3.5 mm, 4 mm, 4.5 mm and 5 mm Keys feature chamfered ends to help guide the key into the fastener 1 fold up is marked S | |