Counterbores
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            7/16" X 5/32" Pilot Hole HSS Taper Shank Counterbore DEWCBRTS7/16
Qualtech
Price: $48.23Size: 7/16, Material: High Speed Steel, Finish: Uncoated (Bright), Overall Length: 4-1/16, Shank Size: 1MT, Shank Type: Taper Counterboring is the enlargement of a portion of a hole that has previously been formed. If the counterbored portion is shallow...Price: $48.23 - 
            
            3/8" X 5/32" Pilot Hole HSS Taper Shank Counterbore DEWCBRTS3/8
Qualtech
Price: $45.57Size: 3/8, Material: High Speed Steel, Finish: Uncoated (Bright), Overall Length: 4-1/16, Shank Size: 1MT, Shank Type: Taper Counterboring is the enlargement of a portion of a hole that has previously been formed. If the counterbored portion is shallow...Price: $45.57 - 
            
            5/16" X 3/32" Pilot Hole HSS Taper Shank Counterbore DEWCBRTS5/16
Qualtech
Price: $45.48Size: 5/16, Material: High Speed Steel, Finish: Uncoated (Bright), Overall Length: 3-13/16, Shank Size: 1MT, Shank Type: Taper Counterboring is the enlargement of a portion of a hole that has previously been formed. If the counterbored portion is...Price: $45.48 - 
            
            9/32" X 3/32" Pilot Hole HSS Taper Shank Counterbore DEWCBRTS9/32
Qualtech
Price: $44.25Size: 9/32, Material: High Speed Steel, Finish: Uncoated (Bright), Overall Length: 3-13/16, Shank Size: 1MT, Shank Type: Taper Counterboring is the enlargement of a portion of a hole that has previously been formed. If the counterbored portion is...Price: $44.25 - 
            
            1/4" X 3/32" Pilot Hole HSS Taper Shank Counterbore DEWCBRTS1/4
Qualtech
Price: $44.25Size: 1/4, Material: High Speed Steel, Finish: Uncoated (Bright), Overall Length: 3-13/16, Shank Size: 1MT, Shank Type: Taper Counterboring is the enlargement of a portion of a hole that has previously been formed. If the counterbored portion is shallow...Price: $44.25 - 
            
            1/4" X 3/32" Pilot Hole HSS Straight Shank Counterbore DEWCBR1/4
Qualtech
Price: $42.18Size: 1/4, Material: High Speed Steel, Finish: Uncoated (Bright), Overall Length: 3-13/16, Shank Size: 15/64, Shank Type: Round Counterboring is the enlargement of a portion of a hole that has previously been formed. If the counterbored portion is...Price: $42.18 - 
            
            35/64" X 3/16" Pilot Hole HSS Straight Shank Counterbore DEWCBR35/64
Qualtech
Price: $62.16Size: 35/64, Material: High Speed Steel, Finish: Uncoated (Bright), Overall Length: 4-5/16, Shank Size: 1/2, Shank Type: Round Counterboring is the enlargement of a portion of a hole that has previously been formed. If the counterbored portion is...Price: $62.16 - 
            
            21/64" X 3/32" Pilot Hole HSS Straight Shank Counterbore DEWCBR21/64
Qualtech
Price: $48.35Size: 21/64, Material: High Speed Steel, Finish: Uncoated (Bright), Overall Length: 3-13/16, Shank Size: 5/16, Shank Type: Round Counterboring is the enlargement of a portion of a hole that has previously been formed. If the counterbored portion is...Price: $48.35 - 
            
            11/32" X 3/32" Pilot Hole HSS Straight Shank Counterbore DEWCBR11/32
Qualtech
Price: $44.28Size: 11/32, Material: High Speed Steel, Finish: Uncoated (Bright), Overall Length: 3-13/16, Shank Size: 5/16, Shank Type: Round Counterboring is the enlargement of a portion of a hole that has previously been formed. If the counterbored portion is...Price: $44.28 - 
            
            21/32" X 3/16" Pilot Hole HSS Straight Shank Counterbore DEWCBR21/32
Qualtech
Price: $64.93Size: 21/32, Material: High Speed Steel, Finish: Uncoated (Bright), Overall Length: 5-1/8, Shank Size: 1/2, Shank Type: Round Counterboring is the enlargement of a portion of a hole that has previously been formed. If the counterbored portion is shallow...Price: $64.93 - 
            
            5/8" X 3/16" Pilot Hole HSS Straight Shank Counterbore DEWCBR5/8
Qualtech
Price: $58.77Size: 5/8, Material: High Speed Steel, Finish: Uncoated (Bright), Overall Length: 5-1/8, Shank Size: 1/2, Shank Type: Round Counterboring is the enlargement of a portion of a hole that has previously been formed. If the counterbored portion is shallow...Price: $58.77 - 
            
            31/32" X 5/16" Pilot Hole HSS Straight Shank Counterbore DEWCBR31/32
Qualtech
Price: $91.04Size: 31/32, Material: High Speed Steel, Finish: Uncoated (Bright), Overall Length: 6-3/8, Shank Size: 3/4, Shank Type: Round Counterboring is the enlargement of a portion of a hole that has previously been formed. If the counterbored portion is shallow...Price: $91.04