"STANLEY" ROUND HEAD FRAMING NAILER Bostitch Doubles As A Metal Connector Nailer Drives Most 21-23 Degree Plastic Collated Round Head Nails From 1-1/2" To 3-1/2". Comes With Bostitch Smart Trigger Delivers 1050 IN LBS Of Power. Two nailers in one: includes two quick change nosepieces to convert tool to either framing or metal connector applications Patented push button adjustable depth guide sets nails to desired depths Lightweight magnesium design for added durability Adjustable rafter hook allows users to hang tool on rafters and joists.