220321 2203210080 2203210085 2203210090 2203210095 2203210100 2203210105 2203210110 2203210115 2203210120 2203210125 2203210130 2203210135 2203210140 2203210145 2203210150 2203210155 2203210160 2203210165 2203210170 2203210175 2203210180 2203210185 2203210190 2203210195 2203210200 2203210205 2203210210 2203210215 2203210220 2203210225 2203210230 2203210235 2203210240 2203210245 2203210250 2203210255 2203210260 2203210265 2203210270 2203210275 2203210280 2203210285 2203210290 2203210295 234 Z 2 d1 90° l1 d2 l2 l4 d3 170° 17° l3 90° 170° 30° 45° 90° 170° l3 l2 l4 l1 d2 90° 17° 170° d3 d1 Art. d1 m7 l3 l2 l4 l1 d3 d2 h6 0.80 2.00 4.7 5.2 50.0 1.7 4.0 0.85 2.12 4.8 5.3 50.0 1.7 4.0 0.90 2.25 4.9 5.4 50.0 1.7 4.0 0.95 2.37 5.0 5.5 50.0 1.7 4.0 1.00 2.50 5.6 6.1 55.0 2.0 4.0 1.05 2.62 5.7 6.2 55.0 2.0 4.0 1.10 2.75 5.9 6.4 55.0 2.0 4.0 1.15 2.87 6.0 6.5 55.0 2.0 4.0 1.20 3.00 6.1 6.6 55.0 2.0 4.0 1.25 3.12 7.1 7.6 55.0 2.5 4.0 1.30 3.25 7.2 7.7 55.0 2.5 4.0 1.35 3.37 7.3 7.8 55.0 2.5 4.0 1.40 3.50 7.4 7.9 55.0 2.5 4.0 1.45 3.62 7.5 8.0 55.0 2.5 4.0 1.50 3.75 8.6 9.1 55.0 3.0 4.0 1.55 3.87 8.7 9.2 55.0 3.0 4.0 1.60 4.00 8.8 9.3 55.0 3.0 4.0 1.65 4.12 8.9 9.4 55.0 3.0 4.0 1.70 4.25 9.1 9.6 55.0 3.0 4.0 1.75 4.37 9.2 9.7 55.0 3.0 4.0 1.80 4.50 10.1 10.6 55.0 3.5 4.0 1.85 4.62 10.3 10.8 55.0 3.5 4.0 1.90 4.75 10.4 10.9 55.0 3.5 4.0 1.95 4.87 10.5 11.0 55.0 3.5 4.0 2.00 5.00 10.6 11.1 65.0 3.5 6.0 2.05 5.12 10.7 11.2 65.0 3.5 6.0 2.10 5.25 10.8 11.3 65.0 3.5 6.0 2.15 5.37 10.9 11.4 65.0 3.5 6.0 2.20 5.50 12.8 13.3 65.0 4.5 6.0 2.25 5.62 12.9 13.4 65.0 4.5 6.0 2.30 5.75 13.0 13.5 65.0 4.5 6.0 2.35 5.87 13.1 13.6 65.0 4.5 6.0 2.40 6.00 13.2 13.7 65.0 4.5 6.0 2.45 6.12 13.4 13.9 65.0 4.5 6.0 2.50 6.25 13.5 14.0 65.0 4.5 6.0 2.55 6.37 13.6 14.1 65.0 4.5 6.0 2.60 6.50 13.7 14.2 65.0 4.5 6.0 2.65 6.62 14.7 15.2 65.0 5.0 6.0 2.70 6.75 14.8 15.3 65.0 5.0 6.0 2.75 6.87 14.9 15.4 65.0 5.0 6.0 2.80 7.00 15.0 15.5 65.0 5.0 6.0 2.85 7.12 15.1 15.6 65.0 5.0 6.0 2.90 7.25 15.2 15.7 65.0 5.0 6.0 2.95 7.37 15.4 15.9 65.0 5.0 6.0 234 SOLID CARBIDE DRILLS CONTACT INFORMATION For more information please call +44 1530 261 145 or send an email to sales@atagarryson.com STEEL < 1200 N/mm2 STEEL < 1500 N/mm2 INOX stainless steel GJL GJS GTW GTS short chip Solid carbide micro pilot step drill 170°/90°. Designed for micro deep hole drill MICRO GRAIN KARNASCH NORM SPECIAL DIN 6535 Shape HA 30° 170° HSC HPC DVC-X2 Hole tolerance ≤ 3 +0.002 +0.012 m7 Recommended cutting data for solid carbide twist drill, without interior cooling supply Work material Material group Drill 0.80–0.85 0.86–0.99 1.0–2.95 Strength in N/mm2 Vc m/min f mm/revolution Vc m/min f mm/revolution Vc m/min f mm/revolution Mild steel 1.1 ≤ 600 50 (40–60) 0.02 (0.01–0.03) 50 (40–60) 0.03 (0.02–0.05) 50 (40–60) 0.08 (0.04–0.12) Carbon steel Alloy steel 1.2–2.1–2.2 2.2–2.3–2.5–2.6 600–950 50 (40–60) 0.02 (0.01–0.03) 50 (40–60) 0.03 (0.02–0.05) 50 (40–60) 0.08 (0.04–0.12) 950–1200 50 (40–60) 0.02 (0.01–0.03) 50 (40–60) 0.03 (0.02–0.05) 50 (40–60) 0.08 (0.04–0.12) Stainless steel 3.1 680 30 (20–40) 0.015 (0.008–0.02) 30 (20–40) 0.02 (0.01–0.03) 30 (20–40) 0.05 (0.02–0.10) Cast iron 7.1–7.2 ≤ 105 HB 50 (40–60) 0.02 (0.01–0.03) 50 (40–60) 0.04 (0.02–0.06) 50 (40–60) 0.08 (0.04–0.12) Ductile cast iron 7.4 ≤ 133 HB 30 (20–40) 0.02 (0.01–0.03) 30 (20–40) 0.03 (0.02–0.05) 30 (20–40) 0.06 (0.02–0.10) Cutting data Movie 11 Index 10 9 OIL 8 7 6 5 4 3 2 1
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