Qualtech

31/32" X 3/16" HSS Aircraft Counterbore 1/4" Shank 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" X 3/16" HSS Aircraft Counterbore 1/4" Shank 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...

3/16"-60 HSS Single Flute Countersink Countersinks are used to enlarge and bevel already drilled holes Handy when trying to insert a bolt, nail or screw flush with the drilled material The amount of...

3/16"-82 HSS Single Flute Countersink Countersinks are used to enlarge and bevel already drilled holes Handy when trying to insert a bolt, nail or screw flush with the drilled material The amount of...

3/16"-90 HSS Single Flute Countersink Countersinks are used to enlarge and bevel already drilled holes Handy when trying to insert a bolt, nail or screw flush with the drilled material The amount of...

3/16"-100 HSS Single Flute Countersink Countersinks are used to enlarge and bevel already drilled holes Handy when trying to insert a bolt, nail or screw flush with the drilled material The amount...

3/16"-120 HSS Single Flute Countersink Countersinks are used to enlarge and bevel already drilled holes Handy when trying to insert a bolt, nail or screw flush with the drilled material The amount...

1/4"-60 HSS Single Flute Countersink Countersinks are used to enlarge and bevel already drilled holes Handy when trying to insert a bolt, nail or screw flush with the drilled material The amount of...

1/4"-82 HSS Single Flute Countersink Countersinks are used to enlarge and bevel already drilled holes Handy when trying to insert a bolt, nail or screw flush with the drilled material The amount of...

1/4"-90 HSS Single Flute Countersink Countersinks are used to enlarge and bevel already drilled holes Handy when trying to insert a bolt, nail or screw flush with the drilled material The amount of...

1/4"-100 HSS Single Flute Countersink Countersinks are used to enlarge and bevel already drilled holes Handy when trying to insert a bolt, nail or screw flush with the drilled material The amount of...

1/4"-120 HSS Single Flute Countersink Countersinks are used to enlarge and bevel already drilled holes Handy when trying to insert a bolt, nail or screw flush with the drilled material The amount of...