Simpson 7/8 in. x 12 in. SDS-Plus Quad Head Carbide Drill Bit MDPL08712Q Decks and Fences Low-Profile Fastening: Strong-Drive SDS screws

Low-Profile Fastening: Strong-Drive SDS screws provide a lower profile than standard through bolts for a cleaner

Coating / Material Type: 316 Stainless Steel

Wide Bottom Pilot Wide guide prevents bit from over-cutting

Post Size: 4x

engineered for fast driving and superior holding power in asphalt and synthetic slate roofing applications

Simpson 7/8 in. x 12 in. SDS-Plus Quad Head Carbide Drill Bit MDPL08712Q Decks and Fences Low-Profile Fastening: Strong-Drive SDS screwsKey Features Uniformly brazed carbide inserts result in longer bit life Most bits contain a centering tip that facilitates easy spot drilling Chromium nickel molybdenum steel alloy body ensures hammering quality and extended service life Heat treatment procedures and shot peened finish increase surface hardness, drilling speed, reduces drill bit wear and improves resistance to bending forces Drill bits conform to ANSI Standard B212. 15 High volume,