Condition: 100% Brand New Item Type: Oil Grooves Chisel Material: Stainless Steel Size: S Bottom Size: Approx. 8.9 x 7cm / 3.5 x 2.8in Handle Length: Approx. 11cm / 4.3in Round Hole Diameter: Approx. 3mm / 0.1in; 5mm / 0.2in; 7mm / 0.3in; 9mm / 0.4in; 11mm / 0.43in Usage: melt the gold and silver into the oil grooves, wait for the gold and silver to solidify and form a lump, then take it out for processing. Apply small amount of food oil to the oil grooves bottom to prevent stick before melting. remember not to apply gasoline, lubricating oil and other combustible oils. Oil grooves attached with strip iron, can adjust the size of the gold and silver bar according to needs. Package List 1 x Oil Grooves Chisel 1Perfect for making ingots from scrap gold and silver. Wonderful jewelry tool. 2Wooded handle for easy grip, includes fixtures, easy and convenient to use. 3Detachable for easy inspection and cleaning. Suitable for jewelry makers. 4With strip iron, can adjust the size of the gold and silver bar according to needs. 5Quality stainless steel material manufacturing ensuring maximum durability.