เจียรสว่านลม Professional Air Drill & Grinder for Jewelry, Die, Molding & Metal or Auto Parts Process.Excellent Design for Super Stone, Ceraton Stone, EDM Stone & Diamond File Stroke: 0.3 - 4mm; Speed: 30000 spm Length: 175mmWeight: 350g PD-03D Air Drill &GrinderQuantity*Inquire NowInquiry Now