18 gauge staple wire, 7/32" fastener crown length. Fits Bostitch® tools #S32SX, #S32SX-BHF-2, #T40SX-CT, #SB-150SX, #SB150SX-HD, #SB-2IN1 and #SX150K1. Fastener crown length: 7/32" Finish: coated Leg length: 7/8" Staple wire gauge: 18 Fits Bostitch® tools: S32SX, S32SX-BHF-2, T40SX-CT, SB-150SX, SB150SX-HD, SB-2IN1, SX