1. This is a set of T-track compression fixture. 2. These fixtures are suitable for workpiece installation and positioning in many woodworking and metalworking applications. 3. This is the of T-shaped chute track limiter, woodworking positioning limiter and wooden clamp fixing and clamping tool. 4. Simple structure, convenient operation, strong clamping force and wide application range. 5. Excellent material selection, wear resistance and durability. Clamps can help carpenters to clamp under conditions, including beveling, incision, joint, wide angle and . Uses: Compression pliers, T-shaped rail clamps, woodworking table clamps. Suitable for horizontal and vertical pressure. Dimension: 120 x 112 x 30mm/4.7 x 4.4 x 1.18inch : Woodworkingr Model Number: Carpenter Standard or Nonstandard: Standard Structure: T Clamp Thread size: M8 Type: B: T Screw Type color: Red Material: Aluminum alloy + copper Package Contents: 4 x T Clamp Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.