Frontier™ Ready 2 Go Air Water Coupled Hose Assy, 0.19 lb @ 1 ft, 0.72 in OD, 3 8 in ID, 25 ft L, 1 4 in NPT, MxM, 300 psi no checkout Crystolon combination for general sharpening Crystolon combination for general sharpening when the speed of sharpening is more important than the fineness of the cutting edges Coil spring "stop" one is included with each clamp fixture Mounts on any length 3 4 in black pipe with both ends threaded (pipe not furnished) Hardened Clutch disc for less bleed From in plant air to construction site for pneumatic tools of all sizes and applications Available for light to severe duty applications in the sizes you need