AURORA COAT SERIES DLC (Diamond Like Carbon) Coated Multi-Drills MDW … NHGS Type With Coolant Holes (3D/5D/10D) lDiameter ø3,0~8,0mm (mm) Dimensions 3D Type 5D Type 10D Type Cat. No. Stock Dimensions Stock Dimensions Stock Dimensions øD ød 3, 5, 10 3 L l 5 L l 10 L l Characteristics 3,0 3,0 MDW 0300 NHGS££ m 68,6 18,1 m 78,6 28,6 m 92,6 42,6 l High efficiency drillingAURORA COAT and strong helix design reduces cutting forces andimproves edge sharpness.3,13,23,33,4MDW 0310 NHGS££MDW 0320 NHGS££mMDW 0330 NHGS££mMDW 0340 NHGS££mm20,7mmm32,7m49,7 l Precision drilling 3,5 MDW 0350 NHGS££ m m m Special cutting edge design improves hole precision and quality. 3,6 MDW 0360 NHGS££ m m 3,65 4,0 MDW 0365 NHGS££ m 72,8 m 86,8 106,8 l Longer tool life 3,66 MDW 0366 NHGS££ m With AURORA COAT coupled with the cutting edge design, long 3,7 MDW 0370 NHGS££ 23,3 m 36,8 56,8 and stable tool life can be achieved. 3,8 MDW 0380 NHGS££ m l Deep hole (L/D=20) drillingDrills for deep hole drilling can be custom-made.Production range: ø3,0~ø16,0mmtotal length: 50 times drill diameter (max. 290mm)3,9MDW 0390 NHGS££mm4,0MDW 0400 NHGS££mmm4,1MDW 0410 NHGS££mm4,2MDW 0420 NHGS££mm4,3MDW 0430 NHGS££25,9m40,963,9 4,4 MDW 0440 NHGS££ m 4,54,65,0 MDW 0450 NHGS££MDW 0460 NHGS££mm81,0mm99,0 m 125,0 4,7 MDW 0470 NHGS££ m Applicable Work Materials 4,8 MDW 0480 NHGS££ 28,5 m 45,0 71,0 l Aluminium Die Castingl Aluminium Alloy 4,9 MDW 0490 NHGS££ m m5,0MDW 0500 NHGS££mmm5,1MDW 0510 NHGS££mm l Aluminium Alloy Casting 5,2 MDW 0520 NHGS££ m m l Brass Casting 5,3 MDW 0530 NHGS££ m 28,6 m 45,1 88,1 l Bronze Casting 5,4 MDW 0540 NHGS££ m 5,55,66,0 MDW 0550 NHGS££MDW 0560 NHGS££m83,2mm101,2 m 137,2 5,7 MDW 0570 NHGS££ m Comparison of Cutting Force 5,8 MDW 0580 NHGS££ 31,2 m 49,2 85,2 (Thrust Force) 5,9 MDW 0590 NHGS££ m m6,0MDW 0600 NHGS££mmm Type MDW…NHGS 6,1 MDW 0610 NHGS££ m m Type MDS…GStraight Flute Carbide Drill6,2 MDW 0620 NHGS££6,3MDW 0630 NHGS££ m33,8m 53,3 92,3 6,4 MDW 0640 NHGS££ m Feed Rate (mm/rev) Work Material: ADC12Drill Diameter: ø8,0mmInternal Coolant6,56,67,0MDW 0650 NHGS££MDW 0660 NHGS££m89,5mm110,5m152,56,7MDW 0670 NHGS££mmmvc : 200m/min6,8MDW 0680 NHGS££m36,5m57,5m99,5 6,9 MDW 0690 NHGS££ m 7,0 MDW 0700 NHGS££ m m m 7,1 MDW 0710 NHGS££ m Recommended Cutting ConditionsøD(mm)Aluminium AlloyAluminiumDie CastingCopper Alloy~ ø 5vcf80 ~ 1600,08 ~ 0,380 ~ 18080 ~ 1600,1 ~ 0,30,08 ~ 0,15~ ø10vcf80 ~1800,1 ~ 0,380 ~ 2000,1 ~ 0,3560 ~ 1800,1 ~ 0,27,2MDW 0720 NHGS££mm7,3MDW 0730 NHGS££7,35MDW 0735 NHGS££mm39,1m61,6116,67,4MDW 0740 NHGS££mm7,58,0MDW 0750 NHGS££m95,7m119,7m167,77,6MDW 0760 NHGS££m7,7MDW 0770 NHGS££m ~ ø16 vcf 80 ~ 2000,15 ~ 0,4 80 ~ 2000,1 ~ 0,4 80 ~ 2000,1 ~ 0,25 7,8 MDW 0780 NHGS££ m 41,7 m 65,7 m 113,77,9MDW 0790 NHGS££m ( vc : Cutting Speed (m/min), f: Feed rate (mm/rev), Min ~ Max ) 8,0 MDW 0800 NHGS££ m m m AURORA Coated NHGS Type, Grade: DL1300 K40 = Japan stock Multi-Drills Thrust Force (N)