Bosch PSR 1800 LI-2 06039A3100

Irwin rotary percussion bits has patented flute geometry to remove dust from the hole quicker for fast drilling and long life.

The Milwaukee Shockwave Impact Duty 75PC Drill, Drive and Fasten Set is engineered to be the Most Durable, Best Fitting driver bits on the market. The Wear Guard Tip delivers increased wear resistance more→which protects the impact bit's fit over the life of the bit. The Shock Zone is optimized for each tip type and length of driver bit in the set to absorb peak torque and prevent breaking. The driver bits are made from Custom Alloy76 steel and a proprietary heat treatment process to extend bit life, providing up to 50X life versus other impact driver bits on the market. The Milwaukee Shockwave Impact Duty driver bits are built to provide users with extreme durability for the most demanding applications.…

DeWalt screwdriving bit tips are a perfect complement to your drill/driver and are designed to meet the demands of working professional contractors. Each bit is cut from shock-resistant tool steel and more→features an advanced hardening process that greatly reduces wear. Its snub-nose design fits perfectly into hex-socket adapters and the tips are precision ground to seat firmly into the screw head. The tips come in a variety of sizes and styles to accommodate all commonly available screws.