Cutting Diameter D: 1" Shank d1: 1" OAL: 3-3/4" ap: 0.551" No of Insert: 2. Insert: APKT1604 Enhanced 1" Cutting Diameter: Designed for precise square shoulder, side, and full slot milling across various materials. Optimal Insert Configuration: Features 2 APKT1604 TiN coated carbide inserts for superior cutting performance and durability. Versatile Material Compatibility: Efficient for machining hardwood, MDF, and metals including low to high-carbon steel, alloy steel, and aluminum alloys. Durable and Accurate Tool Design: Boasts a 1" shank, 3-3/4" overall length, and 0.551" ap, with M4 x 8 screws for secure insert attachment. Superior Machining Performance: Achieves cutting speeds of 394 to 786 SFM and feed rates of 0.002 - 0.004 per tooth, optimizing efficiency and precision.