SK Hand Tools 41405 3/8" Dr. 6mm Metric Hex Bit Socket

SK Hand Tools
3/8" Dr. 6mm Metric Hex Bit Socket #41405
Features
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.