This industrial-grade L-shape flat end hex key wrench is made of premium S2 alloy steel, hardened to HRC58-62 for superior torsion resistance and long service life. The precision-machined flat end ensures full contact with fastener sockets, delivering maximum torque for final tightening and removing stubborn screws without rounding.
The extended arm design provides increased leverage for easier operation. The antique bronze oxidized finish offers excellent rust and corrosion protection, ideal for harsh working environments.
Sizes: 1.5mm to 19mm, with standard 9/11/13-piece sets.
Packing: We support bulk packaging, plastic holder sets, and custom OEM packaging.
Usage: Widely used in machinery manufacturing, automotive maintenance, and equipment assembly, it is the perfect high-strength supporting accessory for your hex socket screw orders.