Maintenance: 1. The valve periodically drained 2. Regularly adding an appropriate amount of No. 10 machine oil in the reel side handle 3. If the fault should not blindly disassemble, inspect repair professionals. V/W: 7.5kg * New Arrival Graver Jewelry Equipment * Jewelry engraving tool * Jewelry making equipment * Delivery on time Graver Helper gives you several features for less money. While both machines offer the same handpieces and foot control, there are two differences. Graver Helper gives you 2000 impacts per minute and connects one impact and one rotary handpiece. In comparison, Graver Helper has variable Speed of 400 to 4000 impacts per minute and connects two impact and one rotary handpiece. With a Graver Helper impact handpiece, you can raise beads and bright cut jewelry with 80% less effort than by hand. And, you can hammer set bezels and channels without breaking stones. Graver Helper gives your enough power to deeply engrave gun and knife steel With fine control for delicate work in gold and silver. In wood, you can easily carve even hardwoods across grain. And, there's power to quickly texture many materials in jewelry and artistic applications. With an ultra high-speed rotary handpiece, it gives you Dozens of additional opportunities for your work. Specifications: Includes main unit, foot pedal, four tools, instruction manual. Requires compressed air 1.4 cfm at 45 psi minimum.
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