Tungsten Carbide Double Flute Straight Router Bit Set with 8mm Shank, Milling Cutter Bits for Woodworking Groove Chisel bits MATERIAL: Router bit body made of solid hardened steel, durable in use. High abrasion resistance, high precision and high toughness DIAMETER SIZE: 7 different size, 8mm shank, 6mm/8mm/10mm/12mm/14mm/18mm/20mm diameter straight router bit FEATURE: hook shear angles allow cutters to slice smoothly into stock producing clean, splinter free APPLICATION: Suitable for MDF, solid wood, MDF, particle board, plywood, wooden door frames, wooden window frames, cabinets and boxes etc PACKAGE Included: 7 pcs woodworking straight router bits color: blue Size: 8*6cm, 8*8cm, 8*10cm, 8*12cm, 8*14cm, 8*18cm, 8*20cm Quantity delivered: 7 pieces