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Drillco 205A004C 2050 Combined Tap and Drill, #4-40 UNC Thread

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Features

  • Self-centering split-point eliminates the need for center punching
  • Drill size produces a hole for about 75% of thread depth
  • Combination of drilling and threading reduces required operating time by half
  • Can be used in reversible portable power tools or fixed spindle machines
  • Bright finish for added lubricity

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Description

Drillco Combined Tap and Drill, Series: 2050, Measurement System: Imperial, #43 Drill, #4-40 UNC Thread, Right Hand Cutting Direction, Round with Square End Shank, HSS, Uncoated