Dimar WPF-102 - 4" Dia, HSS, Forstner Bit, 7/16" Hex Shank, 6 1/4" Length Bed Extension Maximum Drill Chuck Capacity (Inch):

Maximum Drill Chuck Capacity (Inch): 5/8"

This is the only bit you need to make a complete window sash

JessEm went one step further on this Mite-R-Excel II by having the Guide Bar made of custom rolled steel from Sheffield

Spindle foot brake incorporated in the cabinet stand for easy operation and reliable safety

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Dimar WPF-102 - 4" Dia, HSS, Forstner Bit, 7/16" Hex Shank, 6 1/4" Length Bed Extension Maximum Drill Chuck Capacity (Inch):Woodpecker's Forstner Bits are ideal for producing flat bottom holes on an irregular surface, Ornamental Edging, Mortising, Counterbore Holes, and Pocket holes. The bit incorporates a sawtooth style and wave form side clearance for tear free accurate holes. The modified head of the bit reduces friction resulting in cooler boring and longer tool life. Use on CNC Boring machines, Hinge Boring Machines, and Special Boring machines. Cuts most Softwood,