Qualtech

1-1/16" X 5/16" Pilot Hole HSS Taper Shank Counterbore Counterboring is the enlargement of a portion of a hole that has previously been formed. If the counterbored portion is shallow (1/8" or...

1-1/8" X 5/16" Pilot Hole HSS Taper Shank Counterbore Counterboring is the enlargement of a portion of a hole that has previously been formed. If the counterbored portion is shallow (1/8" or...

1-3/16" X 5/16" Pilot Hole HSS Taper Shank Counterbore Counterboring is the enlargement of a portion of a hole that has previously been formed. If the counterbored portion is shallow (1/8" or...

1-1/4" X 3/8" Pilot Hole HSS Taper Shank Counterbore 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),...

1-5/16" X 3/8" Pilot Hole HSS Taper Shank Counterbore Counterboring is the enlargement of a portion of a hole that has previously been formed. If the counterbored portion is shallow (1/8" or...

1-3/8" X 3/8" Pilot Hole HSS Taper Shank Counterbore 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),...

1-7/16" X 3/8" Pilot Hole HSS Taper Shank Counterbore Counterboring is the enlargement of a portion of a hole that has previously been formed. If the counterbored portion is shallow (1/8" or...

1-1/2" X 3/8" Pilot Hole HSS Taper Shank Counterbore 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),...

1-9/16" X 7/16" Pilot Hole HSS Taper Shank Counterbore Counterboring is the enlargement of a portion of a hole that has previously been formed. If the counterbored portion is shallow (1/8" or...

1-5/8" X 7/16" Pilot Hole HSS Taper Shank Counterbore Counterboring is the enlargement of a portion of a hole that has previously been formed. If the counterbored portion is shallow (1/8" or...

1-11/16" X 7/16" Pilot Hole HSS Taper Shank Counterbore Counterboring is the enlargement of a portion of a hole that has previously been formed. If the counterbored portion is shallow (1/8" or...

1-3/4" X 7/16" Pilot Hole HSS Taper Shank Counterbore Counterboring is the enlargement of a portion of a hole that has previously been formed. If the counterbored portion is shallow (1/8" or...