General description Including: 5 M8 X 100mm T-rail bolt kit, which consists of T-shaped bolts, knobs, and washers. This T-bolt knob can be easily used to enhance various applications, including T track fences, thin tear fixtures, oblique fixtures, oblique cutters, stop blocks, and hold clamps. Technical specifications Size: M8 X 100mm Material: Knob made of polypropylene plastic, T-shaped bolts made of steel, and metal washers Color: Silver & Black Measurement allowed error: +/- 1-3cm Compatibility and accessories Supports the 3/4 X 3/8-inch standard oblique cut slot (19mm) Compatible with 30mm and 45mm T-Slot Track Other information