3" Air Cut-Off Tool 20000RPM Pneumatic Cutting Machine Cutter Tool Angle Grinder

Maximum Rated Speed: 20000rpm. 1/4" Straight Air Die Grinder Pneumatic Grinding Sanding Tool 3mm 6mm Collet. 4pcs Collet Chuck Air Die Grinder Grinding Machine Collet 3mm 3.18mm 6mm 6.35mm. Brass Male&Female Thread 1/4 NPT Quick Coupler Set Air Hose Connector Fittings.