Features: Adopted of high quality carbide tips, exquisite workmanship, has high strength, high toughness, stable and durable in use. Easy to use, and not easy to rust. Mainly used for steel, cast steel, stainless steel finishing and semi-finishing. This set includes 10 pcs carbide inserts, so it provides convenience to replace the broken one. Metal surface finishing, good wear resistance and good chemical stability. With the feature of high efficiency, higher efficiency than traditional welding knife and alloy blade. Specifications: Model: DCMT070202 Material: carbide Size: 12 x 7 x 2.4mm/0.47 x 0.28 x 0.095inch(manual measurement, 1-3mm error) Weight: 21g Color: purple bronze Quantity: 10 PCS Blade D= blade shape, D is 55 degrees diamond C = clearance angle is 7 degrees( with clearance angle is single blade) M = blade tolerance(You can ignore it) T = symbol of the hole slot(You can ignore it) 07= cutting edge is 7mm 02= the blade thickness is 2.38mm 02 = the Angle of the blade tip (02 = R0.2) Packaging: plastic box(yellow, red, blue random) Package Included: 10 x CNC Carbide Tips Inserts