The Allen 56656G 10 Pc. SAE Ball-Plus T-Thru Handle Set includes the following sizes: 3/32, 7/64, 1/8, 9/64, 5/32, 3/16, 7/32, 1/4, 5/16, 3/8.
From Allen, the original manufacturer of the hex key
Dual material T-handle provides superior strength and ultimate comfort for extra torque and safety
T-thru handle design has a long arm with ball end for access and a standard hex short arm for high torque
Ball-Plus hex permits an entry angle up to 25-Degree to work in hard-to-reach areas
Heat treated, tempered alloy steel provides high strength and resistance to rotational distortion