16PCS Air Micro Die Grinder Kit Mini Pencil Polishing Rotary Cutting Tool w/Case - intl

16 Piece Air Micro Die Grinder Kit Mini Pencil Polishing Rotary Cutting Tool Features: -Small size, light weight, pen-shaped design, easy to use with one hand -Precision-engineered blade grinders, Safety and Durability High-speed rotation, can adapt to high-speed precision machining -Sophisticated interior design, coreless vibration, can be a long operation -Rear exhaust,to prevent the chip flying nti-chip scattering, noise -Easy to use, easy to assemble and unassembled The main purpose: -All kinds of metal precision grinding; -Ceaning of various metals, chamfering, grinding, carving, internal processing; -Cutting plastic, stone, wood, etc., grinding, polishing; Various types of welding surface grinding; Specifications no-load speed：54000rpm Chuck size：3mm Length of pen ：130mm Averageair consumption ：60 L/min Weight：0.33kg Package included 1xPC-AT-3170 Micro Air Grinder 1xPC-Mini- Oiler 1xPC-Oil Pot 2xPC-Hand Wrenches 1xPC-Female Nipple 1xPC-Blow Mold Case 10xPC-Mounted Stones