super v70 solid carbide deep hole drills chip by chip to the top
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super v70 deep hole drills efficient drilling of deep holes especially for the efficient drilling of deep holes up to 8xd and 12xd stock has developed two solid carbide twist drills superv70 deep hole drills they are designed to machine nearby every short and long chipping material e g ·commonstructuralandcasehardenedsteels ·temperingsteels ·alloyedsteelsuptoatensilestrengthof appr 1000 n/mm² 8xd or 1200 n/mm² 12xd ·toolsteels ·carbonsteels ·caststeels ·castiron ·aluminiumandaluminiumalloys the geometry of both tools is based on the well known and reliable stock v70 profile with special flute design optimized for drilling depths up to 8xd or 12xd this optimization of the new superv70 deep hole drills results in the following characteristics ·the8xddrillmachinesappr.70percentofallmaterials without internal coolant and without swarf removal · itisexcellentlysuitedfordrymachining · the12xddrillgainsanoptimumchipbreakalsounder difficult conditions moreover the internal coolant supplysuppo
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super v70 without internal coolant solid carbide fire coated optimized v70 flute design superv point geometry form u standard point angle with defined angles point angle 140° helix angle 40° web thickness larger than standard without web taper Ø tolerance m7 shank to din 6535 form ha shank tolerance h6 catalogue no tool material carbide grade d2 d1 51782 solid carbide k/p fire superv70 8xd availability surface type drilling depth l3 l1 l2 d1 mm 4.00 4.20 4.30 4.50 5.00 5.20 5.50 6.00 6.50 6.80 7.00 7.50 7.80 8.00 8.50 8.80 9.00 9.50 9.80 10.00 10.20 10.50 10.80 11.00 11.50 11.80 12.00 12.50 13.00 13.50 14.00 14.50 15.00 15.50 16.00 16.50 17.00 17.50 18.00 18.50 19.00 19.50 20.00 d2 mm 6 6 6 6 6 6 6 6 8 8 8 8 8 8 10 10 10 10 10 10 12 12 12 12 12 12 12 14 14 14 14 16 16 16 16 18 18 18 18 20 20 20 20 l1 mm 83 83 83 83 97 97 97 97 117 117 117 117 117 117 143 143 143 143 143 143 163 163 163 163 163 163 163 182 182 182 182 204 204 204 204 223 223 223 223 244 244 244 244 l2 mm 45 45 45 45 57
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super v70 with internal coolant solid carbide fire coated optimized v70 flute design superv point geometry form u standard point angle with defined angles point angle 140° helix angle 40° web thickness larger than standard without web taper Ø tolerance m7 shank to din 6535 form ha shank tolerance h6 catalogue no tool material carbide grade d2 d1 51783 solid carbide k/p fire superv70 12 x d availability surface type drilling depth l3 l1 l2 d1 mm 4.00 4.20 4.30 4.50 5.00 5.50 6.00 6.50 6.80 7.00 7.50 8.00 8.50 9.00 9.50 10.00 10.20 10.50 11.00 11.50 12.00 12.50 12.70 13.00 13.50 14.00 14.50 15.00 16.00 16.50 17.00 18.00 19.00 20.00 d2 mm 6 6 6 6 6 6 6 8 8 8 8 8 10 10 10 10 12 12 12 12 12 14 14 14 14 14 16 16 16 18 18 18 20 20 l1 mm 102 102 102 102 116 116 116 146 146 146 146 146 162 162 162 162 204 204 204 204 204 230 230 230 230 230 260 260 260 285 285 285 310 310 l2 mm 64 64 64 64 78 78 78 108 108 108 108 108 120 120 120 120 156 156 156 156 156 182 182 182 182 182 208 208 208 234 234 2
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application recommendations super v70 deep hole drills code-letter 0.50 1.00 2.00 2.50 3.15 4.00 5.00 6.30 8.00 10.00 12.50 16.00 20.00 25.00 31.50 40.00 50.00 63.00 80.00 a 0.004 0.006 0.020 0.025 0.032 0.040 0.040 0.050 0.063 0.080 0.080 0.100 0.125 0.160 0.160 0.200 0.250 0.315 0.400 b 0.006 0.008 0.025 0.032 0.040 0.050 0.050 0.063 0.080 0.100 0.100 0.125 0.160 0.200 0.200 0.250 0.310 0.400 0.500 c 0.007 0.012 0.032 0.040 0.050 0.063 0.063 0.080 0.100 0.125 0.125 0.160 0.200 0.250 0.250 0.315 0.400 0.500 0.630 feed column d e f 0.008 0.014 0.040 0.050 0.063 0.080 0.080 0.100 0.125 0.160 0.160 0.200 0.250 0.315 0.315 0.400 0.500 0.630 0.800 0.010 0.016 0.050 0.063 0.080 0.100 0.100 0.125 0.160 0.200 0.200 0.250 0.315 0.400 0.400 0.500 0.630 0.800 1.000 0.012 0.018 0.063 0.080 0.100 0.125 0.125 0.160 0.200 0.250 0.250 0.315 0.400 0.500 0.500 0.630 0.800 1.000 1.250 8xd 12 x d 51783 sol carb v70-u-ik stock with fire g 0.014 0.020 0.080 0.100 0.125 0.160 0.160 0.200 0.250 0.315 0.315 0
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our program products · twist drills · taps · milling cutters · reamers · countersinks -bores · special hss and carbide tools to your specifications or our solutions services · regrinding · special grinds · recoating · paid labour coating · coating removal · technical assistance · intelligent tool depot systems r stock ag precision cutting tools lengeder straße 29-35 13407 berlin · germany phone fax email www.stock.de +49 30 40903300 +49 30 40903324 sales@stock.de chip by chip to the top 117 530/0810-v-05
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