【WIDE APPLICATION】for holding clamp set for use with T-slot and useful in many woodworking and metalworking applications for work holding, positioning and securing 【HIGH QUALITY】 Puts clamping pressure anywhere along the recessed T-slot. 【EASY TO USE】Holding clamp is easy to secure wood to a drill press table or any work surface. 【SIZE】 T-screw and threaded rod size: M8; Main Material: Metal Product Description T-screw and plastic handle M8 Features: Package includes: 2pcs T screws + 2pcs knob nut onlyFeatures: This is for a set of hold down clamp for use with the T-slot track. These clamps are useful in many woodworking 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 T-track and quickly attaches by turning the hand knob nut. T-screw and threaded rod are 8 mm threaded.Product Description Main color: silver Thread: M8