SK Hand Tools 19749 9Pc 3/8" Drive Fractional Tamper-Proof Hex Bit Socket Set + Rail

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• 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.
• Bits are manufactured to rigid standards using high strength S2 steel.
• Set Includes:
• 3/8" Drive Fractional Tamper Proof Hex Bit Sockets - 5/64", 3/32", 7/64", 1/8", 9/64", 5/32", 3/16", 7/32", 1/4"
• Includes black socket rail