--- --- APWORKSHOP.COM.AU Router Bits JOINTING BITS TONGUE AND GROOVE This bit makes professional tongue-and-groove joints that are hard to detect. One bit only is required. Simply invert the second piece of lumber or timber for matching joints. Available in two cutting profiles: Style A (TGA 100 1/2) and Style B (TGB Series) - see illustration below. Part # A inch A mm B inch B mm C inch C mm T-min inch T-min mm T-max inch T-max mm A$ TGA 100 1/2 TONGUE AND GROOVE 1-3/4 44.5 1-5/32 29.4 3-1/8 79 15/32 12 1-9/64 29 102.10 TGB 50 TONGUE AND GROOVE 1.180 30 63/64 25 2-1/4 57.1 7/16 11.1 7/8 22.2 90.10 TGB 50 1/2 TONGUE AND GROOVE 1.180 30 63/64 25 2-1/4 57.1 7/16 11.1 7/8 22.2 90.10 TGB 100 1/2 TONGUE AND GROOVE 1-3/4 44.4 1-5/32 29.4 3-1/4 82 5/8 15.9 1-1/32 27.8 102.10 TGB 200 1/2 TONGUE AND GROOVE 1-3/4 44.4 2 50.8 4 102 11/16 17.5 1-15/16 49.2 114.10 M= Metric Size, H= High Speed Steel, T= Carbide Tipped or Solid Carbide, A= Carbide Tipped on Nose (Pilot Panel Bits) B= Ball Bearing Guide, E/C = End Cutting, S = Single Flute, X= Long series bits not warrantied against breakage, XX= Extra long series bits not warrantied against breakage. Where bits are available in various arbor/shank diameters, suffix indicates: 5/16 inch, 3/8 inch, 1/2 inch, 10 mm (otherwise 1/4 inch). In diagrams, A= Cutting Width, B= Flute Length, C= Overall Length (includes bearing and screw), R, R1 or R2 = Radius of Cut, E= Pilot or Bearing Width, G= Depth of Cut, Bevel = Bevel, ID= Inside Diameter, T= Wood Thickness. ![]()
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CARBIDE TIPPED
TWO FLUTES
Shank: 1/2 inch (12.7 mm) is shown in the part number, otherwise is 1/4 inch (6.35 mm ) 

