SK Bit Sockets – Skt Bit Chrm 3/8dr 4mm Ballhex

• 4 mm 3/8″ Drive Hex Ball Chrome Bit Socket
• Through-hole design makes it easier to replace worn or broken bits: simply pop the old bit out and insert a new replacement bit.
• New Bit Holder Design is 9 times stronger and helps prevent the bit from slipping out of the socket while working.
• Socket cold forged with high alloy US steel for maximum strength.
• Bits are manufactured to rigid standards using high strength S2 steel.