Astro WINDKO ONYX Air Windshield Remover with 3pc. Blade Set – Rear Exhaust (Assorted Blades Available Separately)AIR POWERED WINDSHIELD REMOVER 3 PCS BLADES 20,000 oscillations per minute Sealant cutter that cuts around bonded and encapsulated glass Efficiently cleans and smoothes moldings after glass removal Teasing throttle and regulator provide easy speed control Flexible blade mount can be positioned in 12 different ways (at 30 increments) Rear exhaust directs air away from work Safety lever Blades Included with tool: 1pc. WINDK 08E 57mm Bent Blade 1pc.