【WIDE APPLICATION】 for a holding clamp assembly for use with a T-slot and useful in many woodworking and metalworking applications for work holding, positioning and fastening 【HIGH QUALITY】 Puts clamping pressure anywhere along the recessed T-slot. 【EASY TO USE】 The holding clamp is easy to attach wood to a drill press table or any work surface. 【SIZE】 T-screw and threaded rod size: M8; Main material: metal 【AFTER-SALES GUARANTEE】 We take care of every customer’s feeling. If this product does not meet or exceed your expectations, please contact us first, we will resolve the issue immediately. The package includes: 2pcs T screws + 2pcs button nuts only Features: This is for a retainer clamp assembly for use with the T-slot rail. These clamps are useful in many wood and metalworking applications for holding, positioning and securing work. Very versatile! Also ideal for clamping jigs and fixtures! Puts clamping pressure anywhere along the recessed T-slot T-track. Slides into the