Milwaukee 48-32-4531 SHOCKWAVE 2.875” Impact Locking Bit Holder The Milwaukee 48-32-4531 SHOCKWAVE 2.875” Impact Locking Bit Holder is engineered to be the most durable, strongest locking bit holders on the market. The intuitive auto-locking design fits all inserts and 1/4” hex bits and the small-profile quick release collar allows for easy one-handed bit tip changes. The new locking bit holders feature two magnets to maximize magnetic transfer and holding power to the fastener and prevent drops.

As with all SHOCKWAVE™ Impact Duty Accessories, each Milwaukee 48-32-4531 SHOCKWAVE 2.875” Impact Locking Bit Holder features an optimized SHOCK ZONE™ geometry to provide up to 30X longer life and absorb 3X more torque to prevent breakage.