A 25-piece fully ground HSS-Co5 M35 twist drill bit set covering diameters from 1 to 13 mm in 0.5 mm increments. The extended size range supports accurate drilling in stainless steel, carbon steel, cast iron and other compatible materials.
Key Features
- HSS-Co5 M35 high-speed steel containing approximately 5% cobalt for improved heat and wear resistance.
- Fully ground twist-drill construction provides sharp cutting edges and accurate hole production.
- Twenty-five metric sizes from 1 to 13 mm in 0.5 mm increments.
- Straight shanks are compatible with suitable standard three-jaw drill chucks.
- Supplied in an indexed storage case for organised size selection and storage.
Product Specifications
| Product Type |
Metric Twist Drill Bit Set |
| Material |
HSS-Co5 M35 Cobalt High-Speed Steel |
| Manufacturing Process |
Fully Ground |
| Shank Type |
Straight Shank |
| Size Range |
1–13 mm |
| Size Increment |
0.5 mm |
| Number of Drill Bits |
25 |
| Quantity per Size |
1 |
Included Drill Bit Sizes
| Diameter |
Flute Length |
Overall Length |
Quantity |
| 1.0 mm |
12 mm |
34 mm |
1 |
| 1.5 mm |
18 mm |
40 mm |
1 |
| 2.0 mm |
24 mm |
49 mm |
1 |
| 2.5 mm |
30 mm |
57 mm |
1 |
| 3.0 mm |
33 mm |
61 mm |
1 |
| 3.5 mm |
39 mm |
70 mm |
1 |
| 4.0 mm |
43 mm |
75 mm |
1 |
| 4.5 mm |
47 mm |
80 mm |
1 |
| 5.0 mm |
52 mm |
86 mm |
1 |
| 5.5 mm |
57 mm |
93 mm |
1 |
| 6.0 mm |
57 mm |
93 mm |
1 |
| 6.5 mm |
63 mm |
101 mm |
1 |
| 7.0 mm |
69 mm |
109 mm |
1 |
| 7.5 mm |
69 mm |
109 mm |
1 |
| 8.0 mm |
75 mm |
117 mm |
1 |
| 8.5 mm |
75 mm |
117 mm |
1 |
| 9.0 mm |
81 mm |
125 mm |
1 |
| 9.5 mm |
81 mm |
125 mm |
1 |
| 10.0 mm |
87 mm |
133 mm |
1 |
| 10.5 mm |
87 mm |
133 mm |
1 |
| 11.0 mm |
94 mm |
142 mm |
1 |
| 11.5 mm |
94 mm |
142 mm |
1 |
| 12.0 mm |
101 mm |
151 mm |
1 |
| 12.5 mm |
101 mm |
151 mm |
1 |
| 13.0 mm |
101 mm |
151 mm |
1 |
Applications
- Stainless steel and carbon steel
- Cast iron and compatible tool steels
- Aluminium, copper and other non-ferrous metals
- Compatible plastics and wood-based materials
Tool Compatibility
- Compatible with suitable handheld electric drills, cordless drills, bench drills and drill presses fitted with a three-jaw chuck.
- Using every size in the set requires a chuck capable of accepting straight shanks up to 13 mm.
- Select drilling speed according to the drill diameter, workpiece material and machine capability.
- Use suitable cutting fluid and reduce speed when drilling stainless steel or other hard metals.
Included Components
- 25 × HSS-Co5 M35 twist drill bits
- 1 × Indexed storage case