Amana Tool High Performance Solid Carbide CNC Steel, Stainless Steel & Composite Cutting Variable Spiral Ball Nose AlTiN Coated Router Bits/End Mills Option:51800 - 4-Flute x 1/4 Dia x 1-1/8 x 1/4 Shank x 3 Inch Long Up-Cut the mortise depth must be

the mortise depth must be accurate for smooth operation and the edges must be sharp for a clean

The precise hook and shear angles provide fast cutting and a smooth finish in hardwood

use a slower than normal feed rate

Advanced Laser Cut Stabilizer Vents trap noise and vibration for maximum stability

performance and durability in wood cutting applications

Amana Tool High Performance Solid Carbide CNC Steel, Stainless Steel & Composite Cutting Variable Spiral Ball Nose AlTiN Coated Router Bits/End Mills Option:51800 - 4-Flute x 1/4 Dia x 1-1/8 x 1/4 Shank x 3 Inch Long Up-Cut the mortise depth must beAmana Tool's variable helix tools are the superstars of carbide end mills for professionals and hobbyists alike. The variable helix eliminates harmonic chatter, so critical when surface finishes part dimension tolerances and tool life are of the utmost importance. Premium Aluminum Titanium Nitride (AlTiN) coating provides quantum increases in productivity either in terms of speed or longevity with or without coolant. They are outstanding tools for