The Milwaukee Quik-Lok 18 in. x 7/16 in. Universal Extension Bit features an innovative design that makes it compatible with most 7/16 in. shanks， with or without a power-groove. It requires no tools to change out bits， making it fast and efficient. Accepts most 7/16 in. shanks， with or without a power-groove.
Quickly change drill bits without using tools
Innovative design accepts all 7/16" shanks - with or without a power-groove
Impact rating and compatibility with all 7/16" shanks makes this the most versatile extension on the market
Impact rated for durability
18 in. length
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