Products 1400131101 Unit Price: $ 13.0260 /EA Pkg Qty: 1 Description: 5/16-18 H9 2.5P NRT S/O TAP Item Category Code: OSG Product Group Code: TAPS Chamfer Length: 2.5P Coating: STEAM OXIDE Coolant Through: NO Material: HSS-CO Overall Length: 2-23/32" Shank Diameter: 0.318" Size: 5/16" Square Size: 0.238" Style: FORMING Thread Class: UNC Thread Length: 1-1/8" Thread Limit: H9 TPI / Pitch: 18 × Warning! You are currently logged in as a guest, please login or continue as guest.