Gift2u 7 Pieces Pen Barrel Mill Trimmer Woodworking Pen Kit Preparation Pen Barrel Trimming System with Cutting Head, Pilot Cutter Shafts,Cutting Head Sleeve Adapter Hex Key Wrench - YQZUS0368

• 【Size】Pilot shafts contains 4 different sizes of 7 mm (0.28 inch), 8 mm (0.32 inch), 9.5 mm (3/8 inch), 10 mm (0.39 inch) in diameter. The cutting head measures about 19 mm (3/4 inch) in external diameter and 6 mm (0.24 inch) in inner diameter, and the "O" style sleeve adapter fits pilot shaft over 7 mm to keep it in the center position. 【Solid Carbon Steel Materials】Pen Barrel Trimmers are made of solid carbon steel,the sleeve adapter is made of brass,holds edge longer than general barrel trimmers,with superior cutting strength. 【Convcenient to Use】 Cutting shafts can easily clean and remove the extra glue, bits of wood, impurities, etc. from the tubes and make the tube cut flatter. 【Applications】Pilot shafts are suitable for mounting into a drill chuck, lathe chuck, drill press or hand drill, and they are helpful to polish pen, mill the hole and clean the inner tube that with tiny size. 【Aftersales】Satisfaction guaranteed! If you have any questions please feel free to contact us via email, we will reply you within 12 hours and solve your problem in the shortest possible time.