Ball End Hex Key Set that put forward by us is engineered to meet screws/bolts loosing and tightening requirements. Most extensively demanded in automotive, engineering and allied industries, each & ever key of the set is precisely designed and fabricated by domain experts with advanced machining technology and using top-grade alloy metal that makes its strength and dimensional accuracy outstanding. Comes in different sizes with L shape, the Ball End Hex Key Set has anti-corrosive finish, which leads to high durability.