Easy to use and use, improves work efficiency. A perfect carpentry tool, perfect gift for your father and brother. Woodworking Bench Stops 2PCS Woodworking Table Workbench Auxiliary Tool, DIY Positioning Bench Baffle 19/20mm Hole Bench Dogs Clamp Aluminum Alloy Planing Stop Stop Posts: Two steel posts for 19mm or 20mm dog holes. 19 / 20mm Woodworking Planing Stop Dog Hole Baffle... – Grandado Use two bench dogs for wide boards or cross grain work. UNIVERSAL: The stop can slide on the board, fits all table surfaces. Adjustable hole columns: the hole columns can be adjusted according to your needs. Fits standard 19mm or 20mm diameter dog holes. Material: made of aluminum alloy, durable and will damage the surface of the workpiece. Positioning Clamp Tool Set Kit, 15.8-19.8mm Woodworking Planing Stop Dog Cabinet Wood Clamping Holder Saw Jig Workbench Table Engraving Machine Electr Special features: Posture: A perfect holding solution when hand planing thin or wide leaves. 19mm/20mm Dog Hole Baffle Plate Bench Woodworking Tools Auxiliary Clamp... The stop can be pushed onto the board, fits all table surfaces.