Simpson 7/8 in. x 12 in. SDS-Plus Quad Head Carbide Drill Bit MDPL08712Q Decks and Fences engineered for fast driving and

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

Wide Bottom Pilot Wide guide prevents bit from over-cutting

angles from the girder

Post Size: 4x

What drive type does this screw use

Simpson 7/8 in. x 12 in. SDS-Plus Quad Head Carbide Drill Bit MDPL08712Q Decks and Fences engineered for fast driving andKey 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,