Wings above drill point provide clearance hole in work piece so it won’t climb up the shank

7 x 3 Simpson Trim-Head Wood Decking Screws - Square Drive 316 SS - 1 lbs Pack (98)

8 x 2 Simpson Flat-Head Deck-Drive™ DWP Wood Screws - 6-Lobe Drive 316 SS - Deck Pack (350)

1/4-20 Lipped Drop-In Anchor Zinc Plated (100)

9/16-18 x 4 Hex Cap Screw SS 18-8 (A2)

1/4 x 12 ITM SDS Plus eVolution™ Hammer Drill Bit 5/8-11 Socket Cap Screws 316 Stainless Steel Wings above drill point provide1 4 x 12 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