"DESCRIPTION Ergonomic, compact and light weight design for easy operation. Specifications: Chuck Capacity: 10mm Chuck Type: Keyed Free Speed: 2600 RPM Output: 258 Watts Weight: 0.97kg Average Air Consumption: 2.5 CFM Maximum Air Consumption: 10 CFM Why Choose Shinano? Shinano Inc. Pneumatic Tools are made in Japan. Every tool is built to extremely high tolerances ensuring high output with efficient air usage. The components are made from the highest quality materials ensuring long life, and advanced design technology is used to produce modern, ergonomic products. All tools come with a 1 year factory warranty, and spare parts are always readily available. REVIEWS"