• Oil-Feed High Performance Drills
D437FT 7 Leaders

Oil-Feed High Performance Drills

  • 140° S-type drill point design with centring and positioning function, reduce axial drilling force.
  • Designed with high chip evacuating flutes.
  • Oil-feed design for internal coolant supply.
  • Good wear resistance and lubricating effect with Nano multilayer coating.
  • Application for drilling steels below 48HRC, cast iron...and etc.
  • Suitable for drilling with 8XD depth.
Steel < 48HRC
P H M K N S
VHM
AlTiCrN
Drill Length_ 8XD
Flute_-drill-2Z-R-coolent
Point Angle_140˚
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 34 74 6
3.1 34 74 6
3.2 34 74 6
3.3 34 74 6
3.4 34 74 6
3.5 34 74 6
3.6 34 74 6
3.7 34 74 6
3.8 45 85 6
3.9 45 85 6
4 45 85 6
4.1 45 85 6
4.2 45 85 6
4.3 45 85 6
4.4 45 85 6
4.5 45 85 6
4.6 45 85 6
4.7 45 85 6
4.8 57 97 6
4.9 57 97 6
DC Lc L d
m7 mm mm h6
5 57 97 6
5.1 57 97 6
5.2 57 97 6
5.3 57 97 6
5.4 57 97 6
5.5 57 97 6
5.6 57 97 6
5.7 57 97 6
5.8 57 97 6
5.9 57 97 6
6 57 97 6
6.1 66 106 8
6.2 66 106 8
6.3 66 106 8
6.4 66 106 8
6.5 66 106 8
6.6 66 106 8
6.7 66 106 8
6.8 66 106 8
6.9 66 106 8
DC Lc L d
m7 mm mm h6
7 66 106 8
7.1 76 116 8
7.2 76 116 8
7.3 76 116 8
7.4 76 116 8
7.5 76 116 8
7.6 76 116 8
7.7 76 116 8
7.8 76 116 8
7.9 76 116 8
8 76 116 8
8.1 95 139 10
8.2 95 139 10
8.3 95 139 10
8.4 95 139 10
8.5 95 139 10
8.6 95 139 10
8.7 95 139 10
8.8 95 139 10
8.9 95 139 10
DC Lc L d
m7 mm mm h6
9 95 139 10
9.1 95 139 10
9.2 95 139 10
9.3 95 139 10
9.4 95 139 10
9.5 95 139 10
9.6 95 139 10
9.7 95 139 10
9.8 95 139 10
9.9 95 139 10
10 95 139 10
10.2 114 163 12
10.5 114 163 12
10.8 114 163 12
11 114 163 12
11.5 114 163 12
12 114 163 12
12.5 133 182 14
13 133 182 14
13.5 133 182 14
14 133 182 14
14.5 152 204 16
DC Lc L d
m7 mm mm h6
15 152 204 16
15.5 152 204 16
16 152 204 16
16.5 171 223 18
17 171 223 18
17.5 171 223 18
18 171 223 18
18.5 190 244 20
19 190 244 20
19.5 190 244 20
20 190 244 20