Drill America DEWCBRTS1-3/8 1-3/8" X 3/8" Pilot Hole HSS Taper Shank Counterbore, DEWCBRTS1-3/8 Shop by Category > Hand Tools>Antenna/Radio Tools Baum Tools BT10352 VW/Audi Central

Baum Tools BT10352 VW/Audi Central Valve Assembly Tool

Chadwick & Trefethen 24570 HSS Critchley Carbon Angle Blade Reamer

Chadwick & Trefethen 00230 #23 Carbon Angle Reamer

Flute Length: 9/16

All tool holders are heat treated and have a PVD coating for improved corrosion resistance and long life

Drill America DEWCBRTS1-3/8 1-3/8" X 3/8" Pilot Hole HSS Taper Shank Counterbore, DEWCBRTS1-3/8 Shop by Category > Hand Tools>Antenna/Radio Tools Baum Tools BT10352 VW/Audi CentralDrill America DEWCBRTS1 3 8 1 3 8" X 3 8" Pilot Hole HSS Taper Shank Counterbore, DEWCBRTS1 3 8 Counterboring is the enlargement of a portion of a hole that has previously been formed. If the counterbored portion is shallow (1 8" or less), the operations is usually known as spot facing; for example, a flat seat for a bolt head or nut. If, on the other hand, the hole is enlarged to a considerable depth, it is designated as counterboring. These