Urrea 4978B SAE Folding Hex Key Set, 0.05 to 3/16'', 9-Piece

The Urrea 4978B Industrial Duty SAE Hex Key Set offers 9 folding hex drivers and an ergonomic bimaterial handle. The drivers, forged with 8650 PREMIUM steel and heat-treated to high precision, ensure maximum hardness. The tool allows natural rotation of the hand and wrist. Complete 360° rotation and funnel-type entry provide quick tightening and loosening of bolts and screws with hexagonal sockets.

The set includes the following tip sizes: 0.050", 1/16", 5/64", 3/32", 7/64", 1/8", 9/64", 5/32", and 3/16". The non-slip handle is light, durable, and resistant to environmental agents. The tool exceeds ASME B18.3 and ISO 2936L standards.