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
$ 8.75
$ 7.96
1/4-20
H-3
3
RFN-64145
$ 8.75
$ 7.96
1/4-20
H-5
3
RFN-64146
$ 8.75
$ 7.96
1/4-28
H-1
3
RFN-64153
$ 8.75
$ 7.96
1/4-28
H-3
3
RFN-64154
$ 8.75
$ 7.96
5/16-18
H-1
3
RFN-64164
$ 9.68
$ 8.81
5/16-18
H-3
3
RFN-64165
$ 9.68
$ 8.81
5/16-18
H-5
3
RFN-64166
$ 9.68
$ 8.81
5/16-24
H-1
3
RFN-64173
$ 9.68
$ 8.81
5/16-24
H-3
3
RFN-64174
$ 9.68
$ 8.81
3/8-16
H-1
3
RFN-64184
$ 11.30
$ 10.28
3/8-16
H-3
3
RFN-64185
$ 11.30
$ 10.28
3/8-16
H-5
3
RFN-64186
$ 11.30
$ 10.28
3/8-24
H-1
3
RFN-64193
$ 11.30
$ 10.28
3/8-24
H-3
3
RFN-64194
$ 11.30
$ 10.28
7/16-14
H-1
3
RFN-64204
$ 17.66
$ 16.07
7/16-14
H-3
3
RFN-64205
$ 17.66
$ 16.07
7/16-14
H-5
3
RFN-64206
$ 17.66
$ 16.07
7/16-20
H-1
3
RFN-64214
$ 17.66
$ 16.07
7/16-20
H-3
3
RFN-64215
$ 17.66
$ 16.07
7/16-20
H-5
3
RFN-64216
$ 17.66
$ 16.07
1/2-13
H-1
3
RFN-64224
$ 21.08
$ 19.18
1/2-13
H-3
3
RFN-64225
$ 21.08
$ 19.18
1/2-13
H-5
3
RFN-64226
$ 21.08
$ 19.18
1/2-20
H-1
3
RFN-64234
$ 21.08
$ 19.18
1/2-20
H-3
3
RFN-64235
$ 21.08
$ 19.18
1/2-20
H-5
3
RFN-64236
$ 21.08
$ 19.18
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
$ 23.15
$ 21.07
9/16-12
H-5
3
RFN-64244
$ 23.15
$ 21.07
9/16-18
H-1
3
RFN-64253
$ 23.15
$ 21.07
9/16-18
H-3
3
RFN-64254
$ 23.15
$ 21.07
5/8-11
H-3
4
RFN-64263
$ 29.27
$ 26.64
5/8-11
H-5
4
RFN-64264
$ 29.27
$ 26.64
5/8-18
H-1
4
RFN-64273
$ 29.27
$ 26.64
5/8-18
H-3
4
RFN-64274
$ 29.27
$ 26.64
3/4-10
H-3
4
RFN-64283
$ 41.22
$ 37.51
3/4-10
H-5
4
RFN-64284
$ 41.22
$ 37.51
3/4-16
H-1
4
RFN-64293
$ 41.22
$ 37.51
3/4-16
H-3
4
RFN-64294
$ 41.22
$ 37.51
7/8-9
H-4
4
RFN-64297
$ 88.92
$ 80.92
1-8
H-4
4
RFN-64299
$114.66
$104.34

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