4/6/8pcs M8 T-Track Bolts Knob Kit Carbon Steel T-Slot Bolts with Star Knobs Washers 8mm Thread Diameter 100mm Thread Le

Specifications Material T Bolt Carbon Steel Knob Copper Plastic Washer Carbon SteelThread Diameter 8mm 0 3inchThread Length 100mm 4inchT Bolt Head Size 22 5mm 0 9inch x 12 5mm 0 5inchKnob Size 37mm 1 45inch x 16mm 0 6inchWasher Diameter 24mm 0 9inchFeatures 1 Made of carbon steel with smooth surface without burrs deep threads with smooth curvature good texture even force is not easy to slip 2 The knob is made of copper plastic with clear threads deep surface threads no residual burrs copper plated screw surface 3 High strength provides good rust resistance keeping stable performance for long term use 4 T bolts paired with star knobs for easy installation simple operation quick to tighten and loosen by hand 5 Suitable for woodworking tool slot T track woodworking construction and other fastening purposes Package Included 1 x M8 T Track bolts Knob Kit Optional 4 6 8 pcs