10 Pcs 100mm 1/4 Hex Shank T8 Magnetic Security Star Head Screwdriver Bits Kit
Bit size: T8 Weight: 125g. Material: S2 alloy steel Hex shank size: 6.35 mm/(1/4"). The magnetic head of the bit is convenient to use and not slip. The magnetic head of the bit is convenient to use and not slip.