"DESCRIPTION Specially designed extended die grinder for applications in unreachable places. Specifications: Collet Size: 1/4"" Output: 537 Watts Free Speed: 24,000 RPM Weight: 1.34kg Dimensions: 326 x 67mm Average Air Consumption: 4.5 CFM Maximum Air Consumption: 18 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"