Features:*brand new and high quality.*M8x100mm T-bolts and Thumb nut (through hole) For Woodworking T-slot / T- Track.*Puts clamping pressure anywhere alongside the flush-mounted T-slot T-track.*Slides into T-track & quickly secures with the flip of the hand knob nut.*Both T-screw and threaded rod are of 8mm threaded.*Very versatile! Also for clamping jigs & fixtures!Specifications:Product Name:T-Slider BoltBolt Material: Carbon Steel Finish: Zinc PlatedColor: Silver+BlackThread: M8Size:Bolt Length: 100mmThumb Nut: 46mm (approx)Quantity: four SetsPackage Contents:4*T-Slider Bolt4*Plastic Knob Nut Notes:1. The real color of the thing could also be slightly various from the photographs shown on web content caused by many factors corresponding to brightness of your visual display unit and light-weight brightness.2. Please enable slight manual measurement deviation for the data.