Simpson 1-1/4 in Pins w/Fuel for Gas Concrete Nailer 1000 Pk GDP-125KT Caps & Bases Use with HardieBacker cement backerboard

Use with HardieBacker cement backerboard

Multiple Interchangeable Bearings for 17 different rabbet sizes

Designed to support double 2x8 lumber

The CMT 551-092X is a 3-5/8" (92mm) Bi-Metal Plus Hole Saw (Series 551X) with XTREME FAST Push&Lock system

canister of hardener

Simpson 1-1/4 in Pins w/Fuel for Gas Concrete Nailer 1000 Pk GDP-125KT Caps & Bases Use with HardieBacker cement backerboardThe Simpson Strong Tie GDP 125KT delivers reliable, high performance fastening for gas actuated concrete nailer applications. These 1 1 4" zinc finished carbon steel pins are engineered to work seamlessly with the Simpson Strong Tie GCN MEPMAG gas actuated concrete nailer, as well as most major brand gas actuated concrete nailer tools. Each kit includes 1,000 pins packaged in the patented 10 fastener break away plastic strip design, plus one GFC34