SK Hand Tools 45942 3/8"Dr 3/8" Long Ball Hex Bit Socket

SK Hand Tools
3/8"Dr 3/8" Long Ball Hex Bit Socket #45942
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.