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FRACTIONAL TYPE 3422 - TAPER SHANK - LEFT SPIRAL FLUTES
TYPE 3422
Carbide tips brazed to one piece hardened alloy steel bodies. Left spiral polished flutes.
Designed and manufactured for maximum tool life. Left spiral flutes should only be used on through holes for heat treated steels, hard cast iron and other hard materials. Finishes are much better as spiral flutes tend to bridge interruptions such as keyways, slots or intersecting holes.
TOOL DIAMETER MORSE
TAPER
NO. OF
FLUTES
LENGTH EDP
NO.
PRICE
EACH
DECIMAL
SIZE RANGE
PRICE EACH - FINISHED TO DECIMAL SIZE
DEC. FRAC. FLT CARB OAL 1 PC. 2 PC. 3 PC. 4 PC. 5-7 8-14*
 .2500    1/ 1 4  1/    1/         342208 $59.00  .2381 -  .2530 $95.00 $76.95 $70.90 $68.05 $64.95 $62.60
 .2812    9/32 1 4  1/    1/         342209 59.00  .2531 -  .2840 95.00 76.95 70.90 68.05 64.95 62.60
 .3125    5/16 1 4  1/    1/         342210 60.35  .2841 -  .3150 96.30 78.25 72.25 69.35 66.30 63.85
 .3438   11/32 1 4  1/    5/         342211 61.40  .3151 -  .3470 97.30 79.30 73.30 70.40 67.35 64.90
 .3750    3/ 1 4  3/    5/         342212 62.30  .3471 -  .3780 98.30 80.30 74.20 71.40 68.25 65.85
 .4062   13/32 1 4  3/    5/         342213 65.30  .3781 -  .4090 101.30 83.30 77.30 74.40 71.25 68.90
 .4375    7/16 1 4  3/    5/         342214 68.10  .4091 -  .4410 104.10 86.10 80.00 77.15 74.05 71.70
 .4688   15/32 1 4  3/    5/         342215 70.75  .4411 -  .4720 106.75 88.70 82.65 79.80 76.70 74.35
 .5000    1/ 1 6            5/         342216 81.55  .4721 -  .5030 119.85 100.65 94.20 91.20 87.90 85.35
 .5312   17/32 1 6            5/         342217 83.70  .5031 -  .5340 122.10 102.85 96.45 93.40 90.10 87.50
 .5625    9/16 1 6            5/         342218 83.70  .5341 -  .5660 122.10 102.85 96.45 93.40 90.10 87.50
 .5938   19/32 1 6            5/         342219 87.00  .5661 -  .5970 125.35 106.10 99.75 96.65 93.40 90.80
 .6250    5/ 2 6  1/    5/         342220 87.00  .5971 -  .6280 125.35 106.10 99.75 96.65 93.40 90.80
 .6875   11/16 2 6  1/    5/         342222 95.50  .6591 -  .6910 133.85 114.60 108.20 105.15 101.85 99.25
 .7500    3/ 2 6  1/    3/  1/ 342224 101.00  .7221 -  .7530 139.30 120.10 113.70 110.60 107.30 104.70
 .8125   13/16 2 6  1/    3/  1/ 342226 105.20  .7841 -  .8160 143.55 124.30 117.90 114.85 111.60 109.00
 .8750    7/ 2 6  5/    3/ 10         342228 109.15  .8471 -  .8780 147.50 128.25 121.80 118.80 115.50 112.90
 .9375   15/16 3 8  5/    3/ 10         342230 126.90  .9091 -  .9410 165.25 146.10 139.65 136.55 133.30 130.70
1.0000         3 8  3/    3/ 10  1/ 342232 131.30  .9721 - 1.0030 169.70 150.45 144.00 141.00 137.70 135.10
* Quantities of 15 or more: price of fractional size in same size range.