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STEP REAMER TYPE 3458 - STRAIGHT SHANK - STRAIGHT FLUTE LONG CARBIDE - FOR CAST IRON
TYPE
Flute long carbide tips brazed to one piece hardened alloy steel bodies. Straight polished flutes. Available with cutting or non-cutting pilots.
NAS 897 chucking reamers manufactured to national aerospace standards 897 C with flute long carbide. Tool geometry and carbide grade appropriate for material being machined.
NOTES:
  1. Order must indicate if pilot is cutting or non-cutting and identify material being machined.
  2. The difference between major and minor diameter shall not exceed 6%, and must fall within dimensions shown for that particular tool.
  3. Non-cutting pilot diameters may be smaller than cutting diameter range, but not less than non-cutting pilot minimum diameter dimension shown.
  4. It is recommended that stock removal of 3% be the basis for selecting each cutting diameter.
Below is Lexington Cutter's selection of Step Type Reamers. We offer a wide variety of carbide tipped and solid carbide cutting tools. Over 95% are in stock either finished or semi finished for fast delivery.
Shanks are ground to the next smallest shank diameter listed in NAS 897 if tool diameter is within .005" of shank diameter.
Shank diameter tolerance thru 23/32" tool diameter: +.0000"/-.0010".
Shank diameter tolerance over 23/32" tool diameter: +.0000"/-.0015".
MAJOR AND MINOR
CUTTING DIAMETER
RANGE		 NON-CUT
PILOT MIN.
DIAM.		 MAX
SHANK
DIAM.		 NO.
OF
FLTS.		 FLT.
LEN.		 OVER
ALL
LEN.		 EDP
NO.		 PRICE EACH - FINISHED TO DECIMAL SIZE
1 PC. 2 PC. 3 PC. 4 PC. 5-7 8-14 15+
 .1770 -  .2040  .1660  .1805 4 1  1/8  4  1/2  345806ST $163.40 $122.65 $109.00 $102.55 $95.55 $90.10 $82.10
 .2041 -  .2210  .1920  .2075 4 1  1/4  5         345807ST 163.40 122.65 109.00 102.55 95.55 90.10 82.10
 .2211 -  .2380  .2080  .2265 4 1  1/2  6         34582344ST 163.40 122.65 109.00 102.55 95.55 90.10 82.10
 .2381 -  .2530  .2240  .2405 4 1  1/2  6         345808ST 163.40 122.65 109.00 102.55 95.55 90.10 82.10
 .2531 -  .2840  .2380  .2485 4 1  1/2  6         345809ST 165.25 124.55 110.90 104.35 97.45 91.90 83.95
 .2841 -  .3150  .2670  .2792 4 1  1/2  6         345810ST 165.25 124.55 110.90 104.35 97.45 91.90 83.95
 .3151 -  .3470  .2960  .2792 4 1  1/2  6         345811ST 168.20 127.45 113.80 107.40 100.40 94.90 86.95
 .3471 -  .3780  .3260  .3105 4 1  3/4  7         345812ST 168.20 127.45 113.80 107.40 100.40 94.90 86.95
 .3781 -  .4090  .3550  .3105 4 1  3/4  7         345813ST 172.55 131.80 118.25 111.65 104.70 99.20 91.30
 .4091 -  .4410  .3850  .3730 6 1  3/4  7         345814ST 180.05 139.30 125.65 119.15 112.20 106.70 98.75
 .4411 -  .4720  .4150  .3730 6 1  3/4  7         345815ST 187.90 147.20 133.55 127.05 120.05 114.60 106.60
 .4721 -  .5030  .4440  .4355 6 2         8         345816ST 201.30 157.70 143.10 136.15 128.65 122.80 114.25
 .5031 -  .5340  .4730  .4355 6 2         8         345817ST 204.60 161.00 146.35 139.45 131.95 126.05 117.55
 .5341 -  .5660  .5020  .4355 6 2         8         345818ST 204.60 161.00 146.35 139.45 131.95 126.05 117.55
 .5661 -  .5970  .5320  .4355 6 2         8         345819ST 209.15 165.55 150.90 143.90 136.50 130.60 122.10
 .5971 -  .6280  .5610  .5615 6 2  1/4  9         345820ST 209.15 165.55 150.90 143.90 136.50 130.60 122.10
 .6281 -  .6590  .5900  .5615 6 2  1/4  9         345821ST 211.40 167.80 153.15 146.15 138.75 132.80 124.30
 .6591 -  .6910  .6200  .5615 6 2  1/4  9         345822ST 211.40 167.80 153.15 146.15 138.75 132.80 124.30
 .6911 -  .7220  .6500  .5615 6 2  1/4  9         345823ST 216.95 173.30 158.75 151.85 144.35 138.45 129.90
 .7221 -  .7530  .6790  .6245 6 2  1/2  9  1/2  345824ST 216.95 173.30 158.75 151.85 144.35 138.45 129.90
 .7531 -  .7840  .7080  .6245 6 2  1/2  9  1/2  345825ST 221.40 177.80 163.25 156.25 148.75 142.95 134.40
 .7841 -  .8160  .7370  .6245 6 2  1/2  9  1/2  345826ST 221.40 177.80 163.25 156.25 148.75 142.95 134.40
 .8161 -  .8470  .7670  .6245 6 2  1/2  9  1/2  345827ST 226.75 183.10 168.55 161.65 154.15 148.25 139.70
 .8471 -  .8780  .7970  .7495 6 2  5/8  10         345828ST 235.35 190.05 174.95 167.70 159.95 153.85 144.95
 .8781 -  .9090  .8260  .7495 6 2  5/8  10         345829ST 259.30 214.00 198.80 191.65 183.90 177.80 168.90
 .9091 -  .9410  .8550  .7495 8 2  5/8  10         345830ST 259.30 214.00 198.80 191.65 183.90 177.80 168.90
 .9411 -  .9720  .8850  .7495 8 2  5/8  10         345831ST 267.35 222.05 206.90 199.65 191.85 185.80 176.95
 .9721 - 1.0030  .9140  .8745 8 2  3/4  10  1/2  345832ST 267.35 222.05 206.90 199.65 191.85 185.80 176.95
1.0031 - 1.0660  .9430  .8745 8 2  3/4  10  1/2  345834ST 269.55 226.15 211.60 204.75 197.25 191.45 183.00
1.0661 - 1.1280 1.0020  .8745 8 2  7/8  11         345836ST 284.75 241.45 226.85 220.00 212.50 206.65 198.15
1.1281 - 1.1905 1.0610  .9995 8 2  7/8  11         345838ST 293.85 250.40 235.90 228.95 221.55 215.65 207.20
1.1906 - 1.2530 1.1200  .9995 8 3         11  1/2  345840ST 310.60 267.25 252.70 245.75 238.40 232.55 224.05
1.2531 - 1.3155 1.1780  .9995 8 3         11  1/2  345842ST 316.90 273.40 258.95 252.00 244.60 238.70 230.25
1.3156 - 1.3780 1.2370  .9995 8 3  1/4  12         345844ST 332.15 288.75 274.25 267.35 259.90 254.05 245.55
1.3781 - 1.4405 1.2960  .9995 8 3  1/4  12         345846ST 352.40 308.90 294.40 287.50 280.05 274.25 265.70
1.4406 - 1.5030 1.3550 1.2495 8 3  1/2  12  1/2  345848ST 360.20 316.90 302.35 295.40 288.00 282.10 273.65

Do you need special Step Type Reamers?

If you can't find the specific Step Type Reamers you are looking for we can manufacture it for you as a special. Simply fill out our Special Tool Quote Form and fax it back to us at 941-739-2827. You can also send us a message with your requirements through our Contact Us page. We will provide you with price and delivery for your special Step Type Reamers.

Thank you for using Lexington Cutter for your Step Type Reamers.