3-Prong PVC-Coated Universal Clamp, 11" Length Material_ABS Plastic bending visibly as heat applies

bending visibly as heat applies different expansion rates to each bonded metal layer in thermal-expansion studies

a uniform wall thickness ideal for heating

Cut-out at one edge slips this 125 x 70 x 200mm matte-white metal screen over a meter rule for vertical or horizontal positioning during optical-bench image-formation work

Solid metal 1kg rollers at 8cm wide by 4

3-Prong PVC-Coated Universal Clamp, 11" Length Material_ABS Plastic bending visibly as heat appliesHeavy duty three prong universal clamp with PVC coated chemical resistant jaws, measuring 11 inches in length and tightened by a thumbscrew for secure benchtop support.