Clamping jigs

Various clamping jigs (100mm, 150mm and 272mm) (similar to: Small right angle clamping jig by rwyoung https://hub.shapertools.com/creators/5e25ce4cb21490000fcf38b6/shares/5e338e1be0748c000f4a7e18) Used 18mm plywood, but could be used with any wood (thicker is probably better as it gives more clamping surface). Hope it helps anyone