Heavy Duty Spiral Bottoming Taps
FRACTIONAL SIZES - 45° SPIRAL - GROUND THREAD
MADE IN THE USA BY REIFF & NESTOR
  • Premium High Speed Steel
  • Also available in Plug
  • Bottoming chamfer for blind hole tapping
  • Very strong due to heavier web construction and the 45° spiral flutes provide extremely efficient chip evacuation.
  • Designed for use when slow or fast spiral taps do not perform correctly. Recommended for use in in ferrous materials and higher strength alloys.
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Heavy Duty Spiral Bottoming Taps
Bottom
(Picture may not be an exact match)
Tap Size Thread Limit Flutes Part Number Price Qty 1-11 Price Qty 12+ Order Quantity
1/4-20
H-1
3
RFN-64144
$ 9.63
$ 8.76
1/4-20
H-3
3
RFN-64145
$ 9.63
$ 8.76
1/4-20
H-5
3
RFN-64146
$ 9.63
$ 8.76
1/4-28
H-1
3
RFN-64153
$ 9.63
$ 8.76
1/4-28
H-3
3
RFN-64154
$ 9.63
$ 8.76
5/16-18
H-1
3
RFN-64164
$ 10.65
$ 9.69
5/16-18
H-3
3
RFN-64165
$ 10.65
$ 9.69
5/16-18
H-5
3
RFN-64166
$ 10.65
$ 9.69
5/16-24
H-1
3
RFN-64173
$ 10.65
$ 9.69
5/16-24
H-3
3
RFN-64174
$ 10.65
$ 9.69
3/8-16
H-1
3
RFN-64184
$ 12.43
$ 11.31
3/8-16
H-3
3
RFN-64185
$ 12.43
$ 11.31
3/8-16
H-5
3
RFN-64186
$ 12.43
$ 11.31
3/8-24
H-1
3
RFN-64193
$ 12.43
$ 11.31
3/8-24
H-3
3
RFN-64194
$ 12.43
$ 11.31
7/16-14
H-1
3
RFN-64204
$ 19.43
$ 17.68
7/16-14
H-3
3
RFN-64205
$ 19.43
$ 17.68
7/16-14
H-5
3
RFN-64206
$ 19.43
$ 17.68
7/16-20
H-1
3
RFN-64214
$ 19.43
$ 17.68
7/16-20
H-3
3
RFN-64215
$ 19.43
$ 17.68
7/16-20
H-5
3
RFN-64216
$ 19.43
$ 17.68
1/2-13
H-1
3
RFN-64224
$ 23.19
$ 21.10
1/2-13
H-3
3
RFN-64225
$ 23.19
$ 21.10
1/2-13
H-5
3
RFN-64226
$ 23.19
$ 21.10
1/2-20
H-1
3
RFN-64234
$ 23.19
$ 21.10
1/2-20
H-3
3
RFN-64235
$ 23.19
$ 21.10
1/2-20
H-5
3
RFN-64236
$ 23.19
$ 21.10
The Taps below start qty discounts at three pieces.
Tap Size Thread Limit Flutes Part Number Price Qty 1-2 Price Qty 3+ Order Quantity
9/16-12
H-3
3
RFN-64243
$ 25.47
$ 23.18
9/16-12
H-5
3
RFN-64244
$ 25.47
$ 23.18
9/16-18
H-1
3
RFN-64253
$ 25.47
$ 23.18
9/16-18
H-3
3
RFN-64254
$ 25.47
$ 23.18
5/8-11
H-3
4
RFN-64263
$ 32.20
$ 29.30
5/8-11
H-5
4
RFN-64264
$ 32.20
$ 29.30
5/8-18
H-1
4
RFN-64273
$ 32.20
$ 29.30
5/8-18
H-3
4
RFN-64274
$ 32.20
$ 29.30
3/4-10
H-3
4
RFN-64283
$ 45.34
$ 41.26
3/4-10
H-5
4
RFN-64284
$ 45.34
$ 41.26
3/4-16
H-1
4
RFN-64293
$ 45.34
$ 41.26
3/4-16
H-3
4
RFN-64294
$ 45.34
$ 41.26
7/8-9
H-4
4
RFN-64297
$ 97.81
$ 89.01
1-8
H-4
4
RFN-64299
$126.13
$114.77

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