From
See the table
Diameter = 1/4″, Pilot hole = 3/32″, 3 flutes (-60)
Diameter = 1/4″, Pilot hole = 1/8″, 3 flutes (-61) (+$17.81)
Diameter = 5/16″, Pilot hole = 1/8″, 3 flutes (-62) (+$0.61)
Diameter = 5/16″, pilot hole = 5/32″, 3 flutes (-63) (+$32.94)
Diameter = 3/8″, Pilot hole = 5/32″, 4 flutes (-64)
Diameter = 3/8″, Pilot hole = 3/16″, 4 flutes (-65) (+$8.89)
Diameter = 7/16″, Pilot hole = 5/32″, 4 flutes (-66) (+$51.16)
Diameter = 7/16″, Pilot hole = 3/16, 4 flutes (-67) (+$51.16)
Diameter = 1/2 “, Pilot hole = 3/16”, 4 flutes (-146) (+$21.84)
Diameter = 1/2″, Pilot hole = 1/4″, 4 flutes (-68) (+$22.31)
Diameter = 1/2″, Pilot hole = 5/16″, 4 flutes (-69) (+$110.05)
Diameter = 9/16″, Pilot hole = 3/16″, 4 flutes (-147) (+$95.26)
Diameter = 9/16″, Pilot hole 1/4″, 4 flutes (-70) (+$95.26)
Diameter = 9/16″, Pilot hole = 5/16″, 4 flutes (-71) (+$95.26)
Diameter = 5/8″, Pilot hole = 1/4″, 4 flutes (-72) (+$95.26)
Diameter = 5/8″, Pilot hole = 5/16″, 4 flutes (-73) (+$95.26)
Diameter = 11/16″, Pilot hole = 1/4″, 4 flutes (-148) (+$129.39)
Diameter = 11/16″, Pilot hole = 5/16″, 4 flutes (-149) (+$129.39)
Diameter = 3/4″, Pilot = 1/4″, 4 flutes (-150) (+$139.00)
Diameter = 3/4″, Pilot hole = 5/16″, 4 flutes (-74) (+$139.00)
Diameter = 3/4″, Pilot hole = 3/8″, 4 flutes (-75) (+$139.00)
Diameter = 7/8″, Pilot hole = 3/8″, 4 flutes (-76) (+$182.82)
Diameter = 7/8″, Pilot hole = 1/2″, 4 flutes (-77) (+$182.82)
Diameter = 1″, Pilot hole = 3/8″, 4 flutes (-78) (+$227.15)
Diameter = 1″, Pilot hole = 1/2″, 4 flutes (-79) (+$227.15)
