Features: Adopted of high quality carbide tips, exquisite workmanship, has high strength, high toughness, stable and durable in use. Mainly used for steel, stainless steel finishing, semi-finishing and rough machining. 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. Correct cutting action, lower cutting force and prolong tool life. Specifications: Model: DCMT070204-HM YBC251 Material: carbide Size: 12.7 x 7.3 x 2.5mm/0.5 x 0.29 x 0.10inch(manual measurement,1-3mm error) Weight: 23g Color:gold Quantity: 10 PCS Blade description: 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 04 =3.97mm HM =groove profile YBC25 = processing materials (semi-steel processing) Packaging: plastic box (yellow, red, blue random) Package Included: 10 x CNC Carbide Tips Inserts Note: Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.