201770 211042 403090010 201770010 201770020 201770030 201770040 201770050 201770060 201770070 201770080 707 I Z 3 I d2 l1 d3 d1 COUNTERSINKS 90° Content 6.3 · 8.3 · 10.4 · 12.4 · 16.5 · 20.5 mm EMPTY SETS FOR SELF ASSEMBLY SETS Alu Steel Stainless Copper, brass, tin Plastics GRP/CRP Grey cast iron APPLICATION HSS-XE + BLUE-TEC coated countersink DIN 335 type C 90°, 3-flat-shank, long shank Content 6.3 · 8.3 · 10.4 · 12.4 · 16.5 · 20.5 mm (20 1770) Hardox 450 Hardox 400 HSS-XE steel + BLUE-TEC coated Made of high-alloyed special steel 'XE' for considerably longer service life than HSS-steel. BLUE-TEC coating for a further substantial increase in service life also when machining dry (no/less cooling) For countersinking in materials: • High-alloyed chromium steel such as stainless (V2A / V4A) • Acid resistant steel • Steel • Cast iron • Non-ferrous metals 3-flat shank for: – Excellent torque transmission – No slippage in the drill chuck – This results to superior cutting output 1587 Cutting data Movie Countersinking per DIN 74 Art. d1 mm d3 mm l1 mm d2 mm Z AF BF I 6.3 1.5 85.0 5.0 3 – M 3 I 8.3 2.0 85.0 6.0 3 – M 4 I 10.4 2.5 88.0 6.0 3 – M 5 I 12.4 2.8 108.0 8.0 3 – M 6 Countersinking per DIN 74 Art. d1 mm d3 mm l1 mm d2 mm Z AF BF I 15.0 3.2 110.0 10.0 3 M 8 – I 16.5 3.2 112.0 10.0 3 – M 8 I 20.5 3.5 115.0 10.0 3 – M 10 I 25.0 3.8 118.0 10.0 3 – M 12 PROPERTIES < 1100 N < 900 N > 10% Si 11 Index 10 9 OIL 8 7 6 5 4 3 2 1
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