SEFAS Bodies
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P Steel (29)
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P0Low-Carbon Steels, Long Chipping C < .25%; <125 HB; <530 N/mm^2 UTS (29)
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P1Low-Carbon Steels, Short Chipping C < .25%; <125 HB; <530 N/mm^2 UTS (29)
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P2Medium and High Carbon Steels C < .25%; <220 HB; <25 HRC; >530 N/mm^2 UTS (29)
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P3Alloy Steels & Tool Steels C > .25%; <330 HB; <35 HRC; 600-850 N/mm^2 UTS (29)
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P4Alloy Steels & Tool Steels C > .25%; 350-420 HB; 35-43 HRC; 850-1400 N/mm^2 UTS (29)
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P5Ferritic, Martensitic, and PH Stainless Steels <330 HB; <35 HRC; 600-900 N/mm^2 UTS (29)
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P6High Strength Ferritic, Martensitic, and PH Stainless Steels 350-450 HB; 35-43 HRC; 900-2400 N/mm^2 UTS (11)
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M Stainless Steel (29)
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M1Austenitic Stainless Steel 130-200 HB; <600 N/mm^2 UTS (29)
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M2High Strength Austenitic Stainless and Cast Stainless Steels 150-230 HB; <25 HRC; >600 N/mm^2 UTS (29)
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M3Duplex Stainless Steel 135-275 HB; <30 HRC; 500-1200 N/mm^2 UTS (29)
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K Cast Iron (29)
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K1Gray Cast Iron 120-290 HB; <32 HRC; 125-500 N/mm^2 UTS (29)
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K2Low and Medium Strength CGI and Ductile Irons 130-260 HB; <28 HRC; <600 N/mm^2 UTS (29)
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K3High Strength Ductile and Austempered Ductile Iron 180-350 HB; <43 HRC; >600 N/mm^2 UTS (29)
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N Non-Ferrous Materials (29)
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N1Wrought Aluminum (29)
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N2Low-Silicon Aluminum Alloys and Magnesium Alloys Si <12.2% (29)
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N3High-Silicon Aluminum Alloys Si >12.2% (29)
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N4Copper, Brass, Zinc-based on machinability index range of 70-100 (29)
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N5Nylon, Plastics, Rubbers, Phenolics, Resins, Fiberglass (29)
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N6Carbon, Graphite Composites, CFRP (29)
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N7MMC's (29)
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S High-Temp Alloys (29)
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S1Iron-Based, Heat-Resistant Alloys 160-260 HB; 25-48 HRC; 500-1200 N/mm^2 UTS (29)
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S2Cobalt-Based, Heat-Resistant Alloys 250-450 HB; 25-48 HRC; 1000-1450 N/mm^2 UTS (29)
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S3Nickel-Based, Heat Resistant Alloys 160-450 HB; <48 HRC; 600-1700 N/mm^2 UTS (29)
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S4Titanium and Titanium Alloys 300-400 HB; 33-43 HRC; 900-1600 N/mm^2 UTS (29)
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H Hardened Materials (29)
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H1Hardened Materials 44-48 HRC (29)
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H2Hardened Materials 48-55 HRC (29)
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H3Hardened Materials 56-60 HRC (29)
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H4Hardened Materials >60 HRC (29)
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Countersinking (29)
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Drilling (29)
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0.156 in (1)
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0.157 in (2)
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0.188 in (1)
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0.237 in (2)
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0.25 in (1)
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0.313 in (1)
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0.315 in (2)
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0.375 in (1)
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0.394 in (2)
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0.438 in (1)
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0.473 in (2)
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0.5 in (1)
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0.551 in (2)
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0.564 in (1)
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0.625 in (1)
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0.63 in (2)
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0.689 in (1)
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0.709 in (1)
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0.75 in (1)
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0.814 in (1)
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0.875 in (1)
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0.939 in (1)
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3.95 mm (1)
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4.0 mm (2)
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4.775 mm (1)
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6.0 mm (2)
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6.351 mm (1)
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7.95 mm (1)
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8.0 mm (2)
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9.525 mm (1)
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10.0 mm (2)
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11.125 mm (1)
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12.0 mm (2)
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12.701 mm (1)
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14.0 mm (2)
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14.3 mm (1)
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15.875 mm (1)
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16.0 mm (2)
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17.475 mm (1)
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18.0 mm (1)
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19.05 mm (1)
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20.651 mm (1)
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22.225 mm (1)
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23.826 mm (1)
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Straight-Cylindrical (22)
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Whistle Notch 2 (7)
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4.016 in (1)
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4.061 in (2)
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4.13 in (1)
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4.252 in (1)
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4.311 in (1)
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4.313 in (1)
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4.63 in (1)
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4.803 in (1)
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5.236 in (1)
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5.394 in (1)
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5.551 in (1)
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5.63 in (1)
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5.67 in (1)
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5.75 in (1)
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5.88 in (1)
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6.061 in (1)
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6.13 in (1)
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6.311 in (1)
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6.44 in (2)
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6.5 in (1)
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6.55 in (1)
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6.561 in (1)
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6.625 in (1)
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6.694 in (1)
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7.25 in (1)
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7.375 in (1)
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7.5 in (1)
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102.0 mm (1)
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103.125 mm (2)
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104.9 mm (1)
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108.0 mm (1)
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109.476 mm (1)
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109.551 mm (1)
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117.601 mm (1)
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122.0 mm (1)
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133.0 mm (1)
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137.0 mm (1)
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141.0 mm (1)
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143.0 mm (1)
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144.0 mm (1)
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146.05 mm (1)
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149.35 mm (1)
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153.925 mm (1)
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155.701 mm (1)
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160.275 mm (1)
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163.576 mm (2)
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165.101 mm (1)
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166.375 mm (1)
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166.625 mm (1)
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168.275 mm (1)
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170.0 mm (1)
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184.15 mm (1)
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187.326 mm (1)
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190.5 mm (1)
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CS5 (29)
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KC7015 (29)
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KC7215 (29)
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KC7315 (29)
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KC7320 (5)
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KC7410 (11)
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KCP15 (11)
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KCPM45 (8)
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KMF (29)
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41.0 (29)
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45.0 (29)
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COUNTERBORE/COUNTERSINK MISC (29)
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KENTIP DRILL (11)
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19.05 mm (6)
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20.0 mm (3)
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25.401 mm (4)
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31.75 mm (9)
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32.0 mm (4)
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38.1 mm (3)
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0.75 in (6)
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0.787 in (3)
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1.0 in (4)
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1.25 in (9)
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1.26 in (4)
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1.5 in (3)