Material: These Milling are made of high performance solid tungsten steel material. Structure: This straight edge router bit is straight flute end with 2 , and the is mirror grinding which resulted in clean cuts, less for chip re-welding Application: for cutting/engraving/carving/grooving/slotting/drilling/hollowing/positioning/roughing /milling Designed For: This bit is designed for cutting two-colored board, MDF, composite, multi-layer board, plywood, etc Where using on: These straight end mills can be used on portable routers, table mounted routers and routers Color: Silver Material: tungsten steel Size: diameter (SD): 3.175mm (1/8 inch ) ; length (CEL): 22mm; Overall length: 38.5mm. Number of : 2 Package Contents: 10 * Straight Edge Router Bits Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.