Specifications: Item name: Metal stamping kit Material: Steel, plastic Letter punch specification: 1/8" (3mm) Package size: 10.3 x 6.7 x 2.5 inches Package weight: 5.1lb Package list: 1 x 37pcs capital letters and numbers punch set 1 x 36pcs lowercase letters and numbers punch set 1 x Metal stamping jig 1 x Metal stamp hammer 1 x Round steel bench block Our products have been well tested, you can rest assured that your purchase is guaranteed. Any problems please feel free to contact us first.