449 40, 55, 80, 110 mm 1.1/2", 2", 3", 4" 30, 55, 80, 110 mm 1", 2", 3", 4" 30, 55, 80, 110 mm 1", 2", 3", 4" 30, 55 mm 1", 2" ANNULAR CUTTERS Overview annular cutters Nitto / Universal shank Drill depths Drill depths Drill depths Drill depths TYPE Specification Application 12-65 mm 1/2-2.1/16" Annular cutters carbide-tipped The most powerful annular cutters in our range. Excellent for all steels up to a strength of 1400 N and for all stainless steels. 450-465 12-60 mm 7/16- 2.1/16" Annular cutters made of HSS-XE special steel + DURABLUE-coating. The most-often used coated annular cutter for all steels up to a strength of 1100 N and for all stainless steels. 466-481 12-60 mm 7/16-2.1/16" Annular cutters made of HSS-XE special steel + GOLD-TECH treatment. The most-often used uncoated annular cutter for all steels up to a strength of 900 N. Still suitable for stainless steels. 482-497 14-32 mm 9/16-1.1/16" Annular cutters made of HSS-XE special steel + GOLD-TECH treatment. The most-often used uncoated annular cutter for all steels up to a strength of 900 N. Still suitable for stainless steels. Multi layer drill. For stack drilling (sandwich) in steel up to 1100 N 498-501 Copper, brass, tin Copper, brass, tin Alu Alu Grey cast iron Stainless Stainless Steel Steel < 1400 N < 1400 N > 900 N > 900 N > 10% Si > 10% Si Copper, brass, tin Alu Grey cast iron Stainless Steel < 1400 N > 900 N > 10% Si Hardox 450 Hardox 400 OPTIMAL GOOD POSSIBLE HARD- LINE BLUE-DRILL LINE GOLD-DRILL LINE GOLD-DRILL LINE SANDWICH 11 Index 10 9 OIL 8 7 6 5 4 3 2 1
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