These compact, lightweight FenceClamps allow you to secure a wide variety of shopmade auxiliary fences to your existing fences without the clamp getting in the way The clamp arm simply fits into a 38 hole in the top of the auxiliary fence, preventing interference while you work Clamps can be used in pairs for sacrificial fences, halffences, resaw fences, singly as stop blocks and many more fixtures Also, great when used with clamping squares for framing projects Includes 4 fence clamps Fits 38 Holes in Auxiliary Fences Range of travel 12534 12mm to 146mm NonMarring Clamp Pad Protects work Use with 90Deg clamping squares for easy corners Allow you to secure a wide variety of shopmade auxiliary fences to your existing fences without the Clamp getting in the way