Amana Tool Plastic Trim Saw Blade and Arbor CNC System Option:48200 - 4 Inch Dia x 20T TCG, 0 Deg x 1/2 Shank 100% Flash Mounting Its combination of 10° hook

Its combination of 10° hook and the alternate top bevel tooth grind provide good-quality cuts and a long cutting life

Approximate size: 4 5/16" height x 3 7/16" diameter at widest point

Also see: Fitting M8419 - Squared Version

They last much longer than general purpose end mills partly because they are coated partly because they dampen vibration which tends to break a sharp cutting edge down very quickly

Amana Tool Plastic Trim Saw Blade and Arbor CNC System Option:48200 - 4 Inch Dia x 20T TCG, 0 Deg x 1/2 Shank 100% Flash Mounting Its combination of 10° hookDesigned for trimming and grooving hard and soft plastics. 100% flash mounting. Right hand rotation cutting. Excellent for cutting: Hard & Soft Plastics Acrylonitrile Butadiene Styrene (ABS) Fomex High Impact Polystyrene (HIPS) High Pressure Laminates (HPL) Hydroxy Terminated Polyether (HTPE) Low Density Polyethylene (LDPE) LubX Polyethylene Terephthalate Glycol Modified (PETG PET G) Polyoxymethylene (POM), also known as Acetal, Polyacetal and