Amana tool 45771-Z Solid Carbide 30 Degree Engraving 0.005 Tip Width x 1/4 SHK x 2-1/4 Inch Long Signmaking ZrN Coated Router Bit

Solid Carbide Zirconium Nitride (ZrN) Coated Signmaking and Engraving Router Bits.For extra-fine carving and lettering details for signmaking.Excellent for cutting and engraving:WoodPlasticAlumimumSolid Surface MaterialsBenefits of ZrN CoatingCreates a harder and tougher cutting edge allows for a prolonged cutting edge life and helps to prevent the build-up of material in the flutes while cuttingHave the tendency to run/spin much faster than an uncoated toolOptimized flute geometry and low Total Indicated Runout (TIR) guarantees clean cuts, essentially eliminates sanding and reduces chatter (where the machine or work piece vibrates) under high chip loads (when used with low TIR spindles)High flute volume supports high feed rates and chip loadsHigh aspect ratio for single pass deep-reach cuttingFlute geometry optimized for cutting sign foam, sign board, hardwoods, thermoplastics and phenolic compositesWARNING!: Maximum RPM=28,000