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HAM 292
Solid carbide twist drill with interior coolant supply, to 7xD		[HAM 292]
extra long type, TIN, TIALN-coated, with interior collant and steel
shank, cylindrical shank with clamping fixture DIN 6535 HEK,
right hand cut
design features:
point grind: special
point, CNC-grinding
point angle: 140°
side rake angle: 30°
web thickness:
reinforced
profile: special chip
flute geometry		 cutting material grade & applications:
multi purpose grade K10 ultra micro
grain 10-12% Co
High performance spiral twist drill for
highest bore hole quality and economical
out-put. For drilling of cast iron, malleable
cast iron, steel castings, Cr-Ni-steels,
heatresisting steel, non-ferrous metals.
Specially suited for NC-drilling with great
feeds per rev.
Advise for very long drilling tools:
1.) For spot drilling it is recommended to reduce the feed rate to
25-50% of the machining feed rate.
2.) A pilot drilling is recommended in special cases.
(same boring depth diameter, approx. 1 x D)

Part No. d1 m7 mm d2 h6 mm l1 mm l2 mm l3 mm
292-0500 5.00 6.00 90 50 41
292-0550 5.50 6.00 97 57 48
292-0600 6.00 6.00 97 57 48
292-0650 6.50 8.00 106 66 56
292-0680 6.80 8.00 106 66 56
292-0700 7.00 8.00 116 76 66
292-0750 7.50 8.00 116 76 66
292-0780 7.80 8.00 116 76 66
292-0800 8.00 8.00 116 76 66
292-0850 8.50 10.00 131 87 75
292-0900 9.00 10.00 131 87 75
292-0950 9.50 10.00 140 98 84
292-1000 10.00 10.00 140 98 84
292-1020 10.20 12.00 145 98 84
292-1050 10.50 12.00 145 98 84
292-1100 11.00 12.00 145 98 84
292-1150 11.50 12.00 145 98 84
292-1200 12.00 12.00 145 98 84
292-1250 12.50 14.00 161 114 98
292-1300 13.00 14.00 161 114 98
292-1350 13.50 14.00 161 114 98
292-1400 14.00 14.00 161 114 98
292-1450 14.50 16.00 181 131 112
292-1500 15.00 16.00 181 131 112
292-1550 15.50 16.00 181 131 112
292-1600 16.00 16.00 181 131 112
292-1650 16.50 18.00 197 147 126
292-1700 17.00 18.00 197 147 126
292-1750 17.50 18.00 197 147 126
292-1800 18.00 18.00 197 147 126
292-1850 18.50 20.00 216 164 140
292-1900 19.00 20.00 216 164 140
292-1950 19.50 20.00 216 164 140
292-2000 20.00 20.00 216 164 140
292-2200 22.00 25.00 263 205 182
292-2400 24.00 25.00 263 205 182
292-2500 25.00 25.00 263 205 182
292-2800 28.00 32.00 294 230 196
292-3000 30.00 32.00 310 246 210

We have the right to make technical changes.


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