21/64" X3/32" High Speed Counterbore
21/64" X3/32" High Speed Counterbore
21/64" X3/32" High Speed Counterbore
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Drill America

21/64" X3/32" High Speed Counterbore

SKU: DEWCBR21/64
Stock Item: Stock items typically ship within 2-3 business days
UPC: 887861128988
SIZE: 21/64
OVERALL LENGTH: 3-13/16
Material: High Speed Steel
Finish: Uncoated (Bright)
$22.63 each
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Product Description  
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 The Hole Is Enlarged To A Considerable Depth, It Is Designated As Counterboring

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