Solid Carbide Hole Mill
Product Code: HM 3
Icon Guide:
- Technical Specification
- Tool Selection Chart
- Tool Parameters
- Product Drawing (PDF)
HM3
|
ITEM CODE
|
DRILL DIA
D |
SHANK DIA
d |
FL
I |
OAL
L |
|
HM3 030
|
3
|
6
|
14
|
62
|
|
HM3 040
|
4
|
6
|
17
|
62
|
|
HM3 050
|
5
|
6
|
20
|
62
|
|
HM3 060
|
6
|
6
|
20
|
62
|
|
HM3 070
|
7
|
8
|
24
|
75
|
|
HM3 080
|
8
|
8
|
29
|
75
|
|
HM3 085
|
8.5
|
10
|
35
|
80
|
|
HM3 100
|
10
|
10
|
35
|
80
|
|
HM3 105
|
10.5
|
12
|
40
|
102
|
|
HM3 120
|
12
|
12
|
40
|
102
|
|
HM3 125
|
12.5
|
14
|
43
|
107
|
|
HM3 140
|
14
|
14
|
43
|
107
|
|
HM3 145
|
14.5
|
16
|
45
|
110
|
|
HM3 160
|
16
|
16
|
45
|
110
|
- intermediate size Hole Mill available on request
- For HRC>60, use Duro Coat
- B+ve Series available on request
|
CUTTING SPEED (Vc) TABLE
|
||||
|
Material Code
|
Material Group
|
HRC
|
Vc
|
|
|
A
|
Cast Iron, Aluminium
|
25~28
|
80~90
|
|
|
B
|
EN Series, Mild Steel
|
30~35
|
70~80
|
|
|
C
|
High-hardened Steel
|
50~60
|
20~30
|
|
|
D
|
Stainless Steel
|
20~25
|
30~40
|
|
|
TABLE FEED (Fz) CHART
|
|
|
Dia of Drill
|
f (Feed per Revolution)
|
|
∅2 ~ ∅4
|
0.020 ~ 0.030
|
|
∅4 ~ ∅6
|
0.030 ~ 0.050
|
|
∅6 ~ ∅8
|
0.060 ~ 0.080
|
|
∅8 ~ ∅10
|
0.080 ~ 0.100
|
|
∅10 ~ ∅12
|
0.100 ~ 0.120
|
|
∅12 ~ ∅16
|
0.120 ~ 0.150
|
