Simpson 7/8 in. x 12 in. SDS-Plus Quad Head Carbide Drill Bit MDPL08712Q SDW EWP-PLY Screw The annular ring-shank increases withdrawal

The annular ring-shank increases withdrawal resistance to provide a secure attachment to OSB or plywood roof decks

making it well-suited for fire wall assemblies in multifamily and multilevel construction

The bolt spacing is designed to meet NDS code requirements to ensure optimal performance

Fahrenheit (-40 deg

16d Penny Size / 3-1/2" Length - the standard framing nail length for full-depth penetration into dimensional lumber

Simpson 7/8 in. x 12 in. SDS-Plus Quad Head Carbide Drill Bit MDPL08712Q SDW EWP-PLY Screw The annular ring-shank increases withdrawalKey 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,