Extra long clamp guide for accurate guiding of router saws and jigsaws integral clamping jaws and a locking lever provide a quick way of clamping the guide batten ideal for holding and clamping work pieces this extra long clamp features a wider aluminium extrusion ideal for machining large panel material aluminium extrusion incorporating t slots the clamps are fitted with a 1280mm long metricimperial scale for setting lengths and stop positions scale can be positioned by removing 20mm of the sel