4Pcs 1/4 Inch Shank Flush Trim Mortise Template Router Bit Set Wood Top Bearing Milling Cutter Tools Great for combined plunge-cutting and pattern/template routing. Two flute carbide cutters with enclosed ball bearing 1/4" shank. High strength and hardness. Guarantee: 30 days money back, 24 hours online service. Any question, please feel free to contact us. Details: x100% brand new and high quality xGreat for combined plunge-cutting and pattern/template routing. xTwo flute carbide cutters with enclosed ball bearing 1/4 shank xHigh strength and hardness. xEasy to use. xDurable in use. Specifications: xMaterial: Alloy xShank Diameter: approx. 1/4 (6mm) xBlade Diameter: approx. 1/2 (12mm) xTotal Length: approx. 1-3/4 (45mm) Package Contents: 4xRouter Bits Note: 1. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness. 2. Please allow slight manual measurement deviation for the data.