Astro Pneumatic Air Scraper Kit - Includes 4 Specialty Blades AP 1750K Removes gaskets, paint, rust and other materials Removes undercoating, seam sealers, etc. Built-in regulator Blades included: 17501 - 1.77" Wide Blade for 1750 17502 - 1.75" L-Shaped Blade for 1750 17503 - 1" Wide 45 Deg. Blade for 1750 17504 - 1" Wide Blade for 1750 Free Speed: 4500rpm Air Inlet: 1/4" Hose Size: 3/8" Maximum Air Pressure: 90psi Stoke: 16mm Air Consumption: 3cfm Sound Level: 93dB(A) Vibration: 9 m/sÃÂ Tool Weight: 2lbs Shipping Weight: 3lbs.