KM™ Quick Change Catalog Numbering System Tools for Mill-Turn Machines How Do Catalog Numbers Work? Each character in our catalog number signifies a specific trait of that product. Use the following key columns and corresponding images to easily identify which attributes apply. KM63TSSTAL KM 63 TS STA L KM System Feature Variance Toolholder Hand Special Quick Size Style of Tool Features Change 40 = 40mm TS 2X STA L = Y = 50 = 50mm XMZ 4X Left hand Mazak®INTEGREX® 63 = 63mm ATC 45 R =Right hand 80 = 80mm 4X 100 = 100mm ETA CSMS TTAAR A34 WWW.WIDIA.COM