• High Performance Drills
D431FT 7 Leaders

High Performance Drills

  • 140° S-type drill point design with centring and positioning function, reduce axial drilling force.
  • Designed with high chip evacuating flutes.
  • Good wear resistance and lubricating effect with Nano multilayer coating.
  • D435FT Oil-feed design for internal coolant supply.
  • Application for drilling steels below 48HRC, cast iron...and etc.
  • Suitable for drilling with 3XD depth.
Inquiry Download
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Steel < 48HRC
P H M K N S
VHM
AlTiCrN
Drill Length_ 3XD
Flute_drill-2Z-R
Point Angle_140˚
DIN6537K
Steel<48HRC/stainless/cast iron
Work Material
P H M K N S
GR1 GR2 GR3 GR4 GR5 GR6 GR7 GR8 GR9 GR10 GR11 GR12 GR13 GR14 GR15 GR16 GR17
Carbon Steel <24HRC
Low-alloyed Steel		 <30HRC
Hi-Alloyed Steel		 30~38HRC
Hardened Steel		 38~48HRC
Hardened Steel		 48~56HRC
Hardened Steel		 56~68HRC
Hardened Steel		 Stainless Steel Cast Iron Aluminium Copper Plastics FRP CFRP Composite Material Graphite Titanium Nickel High Temp Alloys
Product Specification
  • Dc. 3.0mm~4.9mm
  • Dc. 5.0mm~6.9mm
  • Dc. 7.0mm~8.9mm
  • Dc. 9.0mm~14.5mm
  • Dc. 15mm~20mm
DC Lc L d
m7 mm mm h6
3 20 62 6
3.1 20 62 6
3.2 20 62 6
3.3 20 62 6
3.4 20 62 6
3.5 20 62 6
3.6 20 62 6
3.7 20 62 6
3.8 24 66 6
3.9 24 66 6
4 24 66 6
4.1 24 66 6
4.2 24 66 6
4.3 24 66 6
4.4 24 66 6
4.5 24 66 6
4.6 24 66 6
4.7 24 66 6
4.8 28 66 6
4.9 28 66 6
DC Lc L d
m7 mm mm h6
5 28 66 6
5.1 28 66 6
5.2 28 66 6
5.3 28 66 6
5.4 28 66 6
5.5 28 66 6
5.6 28 66 6
5.7 28 66 6
5.8 28 66 6
5.9 28 66 6
6 28 66 6
6.1 34 79 8
6.2 34 79 8
6.3 34 79 8
6.4 34 79 8
6.5 34 79 8
6.6 34 79 8
6.7 34 79 8
6.8 34 79 8
6.9 34 79 8
DC Lc L d
m7 mm mm h6
7 34 79 8
7.1 41 79 8
7.2 41 79 8
7.3 41 79 8
7.4 41 79 8
7.5 41 79 8
7.6 41 79 8
7.7 41 79 8
7.8 41 79 8
7.9 41 79 8
8 41 79 8
8.1 47 89 10
8.2 47 89 10
8.3 47 89 10
8.4 47 89 10
8.5 47 89 10
8.6 47 89 10
8.7 47 89 10
8.8 47 89 10
8.9 47 89 10
DC Lc L d
m7 mm mm h6
9 47 89 10
9.1 47 89 10
9.2 47 89 10
9.3 47 89 10
9.4 47 89 10
9.5 47 89 10
9.6 47 89 10
9.7 47 89 10
9.8 47 89 10
9.9 47 89 10
10 47 89 10
10.2 55 102 12
10.5 55 102 12
10.8 55 102 12
11 55 102 12
11.5 55 102 12
12 55 102 12
12.5 60 107 14
13 60 107 14
13.5 60 107 14
14 60 107 14
14.5 65 115 16
DC Lc L d
m7 mm mm h6
15 65 115 16
15.5 65 115 16
16 65 115 16
16.5 73 123 18
17 73 123 18
17.5 73 123 18
18 73 123 18
18.5 79 131 20
19 79 131 20
19.5 79 131 20
20 79 131 20