Porter Cable 43551PC Classical Rail Router Bit 1/2" Shank These blades are made by

These blades are made by Irwin and private labeled Master Mechanic

DW2291 13/16"

Arbor Size: 25

Aeronca x 24 weiser 6s r2a2

Downcut Spiral Is Used For Downward Chip Flow And The Best Finish On The Top Side Of The Work Piece

Porter Cable 43551PC Classical Rail Router Bit 1/2" Shank These blades are made byProduct Description 3 8" Tongue The Porter Cable 43551PC is a Classical Rail 3 8 inch Tongue Router Bit. It is constructed of 4140 alloy steel, a harder grade of steel than standard cast steel bit bodies. The bit is annealed and heat treated to Rockwell hardness of 40 45, harder than is possible with cast steel bodies. The bits are precisely ground using CNC machining to precision tolerances and perfectly concentric shafts. The carbide tip is made