DIN333 B Type HSS Center Drill
Features
High fracture-resistant prosperities
Precise concentricity of the point
Radiused form providing a protected center hole
DIN333 HSS Center Drill bits
Applications
Centre and spotting drills are traditionaly used to make a conical hole for a lathe centre
In order to make a starting point for a standard twist drill, designed to prevent the twist drill from walking.
Drill materials HSS, HSS-Co, TiALN coating and carbide.
Centre Drills are available with: Combined drills, reinforcing bulge, radius form, bell type, extra length, 60 and 90 angles.
High quality material- high speed steel
Extreme durability and long life
High efficiency
Strict heat treatment
Precisely Processing.
| Type A HSS Center Drill |
| d |
D |
L |
I |
| 1.00 |
3.15 |
33.50 |
1.90 |
| 1.25 |
3.15 |
33.50 |
1.90 |
| 1.60 |
4.00 |
37.50 |
2.80 |
| 2.00 |
5.00 |
42.00 |
3.30 |
| 2.50 |
6.30 |
47.00 |
4.10 |
| 3.15 |
8.00 |
52.00 |
4.90 |
| 4.00 |
10.00 |
59.00 |
6.20 |
| 5.00 |
12.50 |
66.00 |
7.50 |
| 6.30 |
16.00 |
74.00 |
9.20 |
| Type B HSS Center Drill |
| d |
D |
L |
I |
| 1.00 |
4.00 |
37.50 |
1.90 |
| 1.25 |
5.00 |
42.00 |
2.20 |
| 1.60 |
6.30 |
47.00 |
2.80 |
| 2.00 |
8.00 |
52.00 |
3.30 |
| 2.50 |
10.00 |
59.00 |
4.10 |
| 3.15 |
11.20 |
63.00 |
4.90 |
| 4.00 |
14.00 |
70.00 |
6.20 |
| 5.00 |
18.00 |
78.00 |
7.50 |
| 6.30 |
20.00 |
83.00 |
9.20 |
| Type R HSS Center Drill |
| d |
D |
L |
I |
| 1.00 |
3.15 |
33.50 |
3.00 |
| 1.25 |
3.15 |
33.50 |
3.35 |
| 1.60 |
4.00 |
37.50 |
4.25 |
| 2.00 |
5.00 |
42.00 |
5.30 |
| 2.50 |
6.30 |
47.00 |
6.70 |
| 3.15 |
8.00 |
52.00 |
8.50 |
| 4.00 |
10.00 |
59.00 |
10.60 |
| 5.00 |
12.50 |
66.00 |
13.20 |
| 6.30 |
16.00 |
74.00 |
17.00 |
We can supply the A & BType DIN333 Center Drill in single pcs as well as in sets with decent package.
We are also capable for OEM and ODM production.
Company Profile
