High Speed Steel Countersink #5 Down Cut Chipbreaker Spirals straight bit with 7/8" cutting

straight bit with 7/8" cutting diameter

TOOL SPECS: Carbide-tipped plunge ogee bit with 3/16" radius

A bearing and lock collar can also be added to the shank for following patterns manually

and thin aluminum for versatile

FLAT BOTTOM VEINING:  Ideal for creating flat-bottom grooves and channels for decorative veining

High Speed Steel Countersink #5 Down Cut Chipbreaker Spirals straight bit with 7/8" cuttingWhitesides 82 Countersink Heads are designed to slip over the drill bit and affix with dual set screws into the flutes. Adjust the drilling length by sliding the head up or down the bit. Use to countersink holes in wood, plastic, or aluminum for flat head screws. Upgrade to the High Speed Steel series for longer life, especially in fiberglass or other abrasive materials. Matching drill bits are offered for your convenience.