--- --- APWORKSHOP.COM.AU ECONOCUT RANGE COVE 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 708 B ECONOCUT COVE 1/4 W/BRG 1/4 22 0.87 13 33/64 52 2.05 EY B3 6.35 1/4 13.50 EY 712 B ECONOCUT COVE 3/8 W/BRG 1/4 28.5 1-1/8 12.7 1/2 53 2-3/32 EY B3 9.5 3/8 15.50 EY 716 B ECONOCUT COVE 1/2 W/BRG 1/4 34.9 1-3/8 15.9 5/8 57.1 2-1/4 EY B3 12.7 1/2 17.10 EY 708 B 1/2 ECONOCUT COVE 1/4 W/BRG 1/2 25.4 1 13 33/64 63.5 2-1/2 EY B4 6.35 1/4 14.40 EY 712 B 1/2 ECONOCUT COVE 3/8 W/BRG 1/2 31.8 1-1/4 12.7 1/2 66.7 2-5/8 EY B4 9.5 3/8 16.60 EY 716 B 1/2 ECONOCUT COVE 1/2 W/BRG 1/2 34.9 1-3/8 15.9 5/8 70 2-3/4 EY B4 12.7 1/2 18.20 ![]()
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Router Bits
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CARBIDE TIPPED
TWO FLUTES, WITH BALL BEARING GUIDE
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