Type 482ST
Tools - Reamers - Step Reamers - Step Reamers with Left Spiral Flutes

Chip ClassMaterial MachinedTool Type
20NON-FERROUS - LONG CHIPS482ST
40NON-FERROUS - SHORT CHIPS482ST / 483ST
60CAST IRONS483ST
80LOW STRENGTH STEELS484ST / 483ST
100MEDIUM STRENGTH STEELS484ST
120HIGH STRENGTH STEELS484ST
140HIGH TEMPERATURE ALLOYS484ST

Description

  • Type "C" with flute long carbide
  • Left spiral polished flutes and straight shank
  • Left spiral flutes should not be used on blind holes
  • Geometry and carbide grade appropriate for material being machined
  • Carbide tips brazed to tough hardened alloy steel body
  • Polished flutes for easy chip flow
  • Precision ground cutting edges
  • Material specific reamer shanks are ground to next smallest shank diameter listed in NAS 897 if tool diameter is within .005" of shank diameter

Modifications

  • Modified tool diameter - priced below
  • Metric tool diameter
  • Closer tool diameter tolerance
  • End chamfer other than 45º
  • End cutting or corner radius
  • Increased / decreased circular margin
  • Increased / decreased tool diameter back taper
  • Shortened shank or reduced shank diameter
  • Flat(s) or tang on shank
Coatings available:
  • TITANIUM NITRIDE - TiN
  • TITANIUM CARBONITRIDE - TiCN
  • ZIRCONIUM NITRIDE - ZrN
  • AL TITANIUM NITRIDE - AITiN
Tool Diameter RangeCarbide LengthDiameter Non Cut Pilot MinFlute LengthMax Shank DiameterNumber Of FlutesOverall LengthEDP
1.3781 - 1.44053 1/41.2963 1/40.999581248246ST
1.4406 - 1.50303 1/21.3553 1/21.2495812 1/248248ST
1.0661 - 1.12802 7/81.0022 7/80.874581148236ST
1.1281 - 1.19052 7/81.0612 7/80.999581148238ST
1.1906 - 1.253031.1230.9995811 1/248240ST
1.2531 - 1.315531.17830.9995811 1/248242ST
1.3156 - 1.37803 1/41.2373 1/40.999581248244ST
0.8781 - 0.90902 5/80.8262 5/80.749561048229ST
0.9091 - 0.94102 5/80.8552 5/80.749581048230ST
0.9411 - 0.97202 5/80.8852 5/80.749581048231ST
0.9721 - 1.00302 3/40.9142 3/40.8745810 1/248232ST
1.0031 - 1.06602 3/40.9432 3/40.8745810 1/248234ST
0.7221 - 0.75302 1/20.6792 1/20.624569 1/248224ST
0.7531 - 0.78402 1/20.7082 1/20.624569 1/248225ST
0.7841 - 0.81602 1/20.7372 1/20.624569 1/248226ST
0.8161 - 0.84702 1/20.7672 1/20.624569 1/248227ST
0.8471 - 0.87802 5/80.7972 5/80.749561048228ST
0.5661 - 0.597020.53220.43556848219ST
0.5971 - 0.62802 1/40.5612 1/40.56156948220ST
0.6281 - 0.65902 1/40.592 1/40.56156948221ST
0.6591 - 0.69102 1/40.622 1/40.56156948222ST
0.6911 - 0.72202 1/40.652 1/40.56156948223ST
0.4091 - 0.44101 3/40.3851 3/40.3736748214ST
0.4411 - 0.47201 3/40.4151 3/40.3736748215ST
0.4721 - 0.503020.44420.43556848216ST
0.5031 - 0.534020.47320.43556848217ST
0.5341 - 0.566020.50220.43556848218ST
0.2841 - 0.31501 1/20.2671 1/20.27924648210ST
0.3151 - 0.34701 1/20.2961 1/20.27924648211ST
0.3471 - 0.37801 3/40.3261 3/40.31054748212ST
0.3781 - 0.40901 3/40.3551 3/40.31054748213ST
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