Milwaukee SHOCKWAVE™ Impact Duty 1" TORX® T30 Insert Bits (2 PK) are engineered to be the market's most durable and -fitting driver bits. These Torx driver bits feature the innovative Wear Guard Tip™ which significantly increases wear resistance, ensuring a secure fit throughout the life of the bit. Designed with an optimized Shockzone™ specific to each tip type and length, these bits absorb peak torque to prevent breaking under demanding conditions. Crafted from Custom Alloy76™ Steel that is heat treated and customized per tip type, these driver bits up to 50 times longer life d to competitive impact driver bits. Built for extreme durability, the MILWAUKEE® SHOCKWAVE™ Impact Duty driver bits are i for the toughest applications, delivering reliable performance and longevity. Model Number: 48-32-4437