10 Piece Mixed Drive Metric XZN Triple Square Spline Bit Socket Set

Tighten and untighten triple square bolts and screws which are commonly used in pressure plates and alternators of European cars e.g. Porsche, Mercedes, BMW, Audi, Volkswagen or motorcycle engines.1/4 inch drive sockets: 4mm, 5mm, 6mm. 3/8 inch drive sockets: 8mm, 9mm, 10mm, 12mm, 14mm (tamper proof). 1/2 inch drive sockets: 16mm (tamper proof), 18mm (tamper proof).Bits are made from durable and hard S2 alloy steel for long lasting life which reduces wear-outs. Sockets are made from high strength chrome vanadium steel with a chrome finish for greater turning power and superior torque and feature etched sizing details for immediate identification.Bit tips are precisely machined to ensure accurate size with chamfered bit ends for smooth insertion into fasteners and to protect against damaged edges.Supplied in a durable blow molded case for complete socket organization.