Klein hex-keys are the tools professionals cannot afford to be without. Heat-treated and tempered for superior strength and durability, Klein hex-keys are designed for a precise fit in sockets, preventing slippage and stripping of the socket.
Allows easy access, even in restricted or hard-to-reach areas
Long side for accessing hard-to-reach places
Short side for higher torque situations and low clearances
Ball end works on angles up to 25-degrees
Hex Size: 5/16''
Short Arm Length: 1.563'' (39.7 mm)
Long Arm Length: 6.313'' (160.4 mm)
Weight: 0.17 lb (0.08 kg)
UPC: 092644330285
(1) Klein BL20 5/16 in. Hex Key with L-Style Ball End