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Bottom Hand Taps are designed specifically for carrying a full usable thread to the bottom of a tapped hole. Bottom taps have 1 or 2 chamfered threads and are typically used as a secondary tap after the initial threads have been created using a Taper or Plug tap. Bottom taps may be used in both blind or through hole tapping. For a complete thread to the bottom of a blind hole, a Bottom tap will be required.

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#8-32 UNC Bottom Tap, 4 Flute, H3, Bright Finish
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#8-32 UNC Bottom Tap, 4 Flute, H3, Bright Finish

8CDTB

$6.00 /Each

5/8
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5/8"-18 UNF Bottom Tap, 4 Flute, H3, Bright Finish

62FDTB

$34.04 /Each

1
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1"-8 UNC Bottom Tap, 4 Flute, H4, Bright Finish

100CDTB

$85.78 /Each

#12-24 UNC Bottom Tap, 4 Flute, H3, Bright Finish
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#12-24 UNC Bottom Tap, 4 Flute, H3, Bright Finish

12CDTB

$6.80 /Each

1-1/4
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1-1/4"-7 UNC Bottom Tap, 4 Flute, H4, Bright Finish

125CDTB

$146.45 /Each

#4-40 UNC Bottom Tap, 3 Flute, H2, Bright Finish
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#4-40 UNC Bottom Tap, 3 Flute, H2, Bright Finish

4CDTB

$7.47 /Each

5/8
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5/8"-11 UNC Bottom Tap, 4 Flute, H3, Bright Finish

62CDTB

$34.04 /Each

1-1/2
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1-1/2"-12 UNF Bottom Tap, 6 Flute, H4, Bright Finish

150FDTB

$243.25 /Each

3/8
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3/8"-16 UNC Bottom Tap, 4 Flute, H3, Bright Finish

37CDTB

$9.09 /Each

1/2
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1/2"-13 UNC Bottom Tap, 4 Flute, H3, Bright Finish

50CDTB

$18.73 /Each

1/4
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1/4"-20 UNC Bottom Tap, 4 Flute, H3, Bright Finish

25CDTB

$6.80 /Each

5/16
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5/16"-18 UNC Bottom Tap, 4 Flute, H3, Bright Finish

31CDTB

$8.29 /Each

1-1/8
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1-1/8"-7 UNC Bottom Tap, 4 Flute, H4, Bright Finish

112CDTB

$125.29 /Each

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Ultimate Corrosion Resistant SCTX Stainless Steel Structural Lag Screws. ACQ Compatible - Grade 316 - Star Drive - Type 17 Point - Round Washer Head.