#1 Heavy Duty Drill Bit - Stubby Length

5/16 Heavy Duty Drill Bit - Stubby Length

1 1/8-7 x 5 Socket Cap Screw Alloy

They are available in high strength

23/64 Cobalt Heavy Duty Jobber Drill Bit

9/16 x 18 ITM SDS Plus eVolution™ Hammer Drill Bit 1-14 Grade 8 Hex Cap Screws Yellow Zinc Plated #1 Heavy Duty Drill Bit9 16 x 18 ITM SDS Plus eVolution Hammer Drill Bit . An all new designed solid 4 x 90? head symmetry and 4 symmetrical functioning spiral ridges for fast, accurate and tough drilling through all aggregates, concrete, masonry, brick, stone and rebar. 50% more holes Drills rebar No "sticking" Less breakage Less vibration Made in Germany