10pc Spline XZN Triple Square 12 Point Socket Bit Set 1/4" 3/8" 1/2" Tamperproof

Chrome-plated chrome vanadium steel sockets with S2 alloy steel bits.

Notched driver locks onto drive tang.

Radius-corner driver prevents damage to drive tang.

Precision-milled XZN Triple Square 12-point spline bits fit European cars.

Portable storage and organized carry case.

4" LONG Contents:

1/4" Drive: 4mm, 5mm, 6mm

3/8" Drive: 8mm, 9mm, 10mm, 12mm, 14mm (tamper-proof)

1/2" Drive: 16mm (tamper-proof), 18mm (tamper-proof)