Milwaukee 48-32-4531 SHOCKWAVE 2.875" Impact Locking Bit Holder

These Locking Bit Holders are engineered to be the most durable, strongest locking bit holders on the market. An intuitive auto-locking design fits all inserts and 1/4" hex bits, and the small-profile quick release collar makes one-handed bit tip changes easy. Two magnets in the Milwaukee SHOCKWAVE Impact Duty locking bit holders maximize magnetic transfer and holding power to the fastener and prevent drops. Every Milwaukee bit holder has an optimized Shockzone geometry that gives up to 30x longer life and absorbs 3x more torque to prevent breakage.