--- --- APWORKSHOP.COM.AU ECONOCUT RANGE CLASSICAL Econocut is an imported range of router bits selected by Carb-I-Tool, providing good value for craft and hobbyist applications. Part # Description A mm A inch B mm B inch C mm C inch EY C 8B ECONOCUT CLASSICAL 1/8 W/BRG 1/4 28.5 1-1/8 12.7 1/2 50.8 2 3.2 1/8 21.20 EY C 12B ECONOCUT CLASSICAL 3/16 W/BRG 1/4 35 1.38 15.9 5/8 57.1 2-1/4 4.8 3/16 24.10 EY C 8B 1/2 ECONOCUT CLASSICAL 1/8 W/BRG 1/2 28.5 1-1/8 12.7 1/2 63.5 2-1/2 3.2 1/8 22.90 EY C 12B 1/2 ECONOCUT CLASSICAL 3/16 W/BRG 1/2 35 1.38 15.9 5/8 70 2-3/4 4.8 3/16 26.00 ![]()
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Router Bits
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CARBIDE TIPPED
TWO FLUTES, WITH BALL BEARING EY B4
1/4 inch (6.35 mm) and 1/2 inch (12.7 mm) Shank 
M= Metric Size, B = Bearing, 1/2 = 1/2 inch (12.7 mm) Shank - otherwise bits have 1/4 inch (6.35 mm) shank.
In diagrams, A= Cutting Width, B= Flute Length, C= Overall Length (includes bearing and screw), R = Radius of Cut, ID= Inside Diameter