VEVOR 2-in-1 Sheet Metal Shrinker and Stretcher Set,18 Gauge Mild Steel 16 Gauge Aluminum Sheet Metal Bender Shrinker Stretcher Set,Solid Construction Manual Expansion Machine Shrinking & Stretching Good Cutting Capacity Cast Iron Construction Hand-operated Lever Disassemble for Storage Wide Application Handle Length: 12 in,Dimensions (L x W x H): 2.6 x 6.3 x 5.5 inch,3 in. Small Radius Bend Capacity:,Throat Depth: 1 in,Capacity Aluminium: 16 gauge,Capacity Mild Steel: 18 gauge,Capacity Stainless Steel: 20 gauge,G.W.: Approx. 13 Ibs