Greenlee DRILL/TAP 1/4-20 (5 EA / BX) Specifications
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Applicable Materials:Aluminum; Brass; Copper; Mild Steel
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Material:Hardened High Speed Steel
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Quantity:5 per package
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Shank Size Symbol:1/4 in. Hex
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Thread - TPI or Pitch:1/4 in - 20 NC
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Wt.:0.30 lb
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Description
Back tapered beyond tap to prevent thread damage from over-drilling
Complete hole drilling, tapping and deburring/countersinking in one operation
Complete hole drilling, tapping and deburring/countersinking in one operation