Astro Pneumatic. Grey Pneumatic. Air Fittings/Couplers. Irwin 6954 16.0M-1.0MHCS Hex Die 1-7/16". Irwin 9736 Hex Die, High Carbon Steel, 1" Across the Flat, 9mm x 1.00, Carded. Irwin 8343 Plug Tap 12.0mm 1.50 mm High Carbon Steel, Carded.