PROJAHN Short twist drills with cylindrical shank HSS-G type SN DIN 338 – Ø mm 5,3, L 86, L2 52 (125053)
Code: 125053 · Brand: Projahn · Accessories & bits · On order · Price on request
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Low friction in the hole
High stability thanks to 2-stage core taper
No centre punching required
Optimised margin width - low heating of the drill
Reduction of feed force and torque
Fast and easy drilling directly into solid material
Universal, very sturdy drill for all standard applications in materials with normal machinability
Suitable for thermoplastics
Specifications
| Article No. | 125053 |
|---|---|
| EAN | 4000146007891 |
| Ø mm | 5,3 |
| L | 86 |
| L2 | 52 |
| Quality level | Professional |
| Standard(s) | DIN 338 |
| Tolerance | h8 |
| Material | HSS-G |
| Point grind | Conical relief |
| Point angle | 130° |
| Point thinning | specially optimised split point form C |
| Core thickness | stronger than normal |
| Core taper | Heavy (2-stage reinforced) |
| Drilling depth | 5x D |
| Side rake angle (helix angle) | 35 - 40° |
| Other design features according to | DIN 1414 |
| Tool holder | Cylindrical |
| Application | Steel up to 1,000 N/mm², cast iron, non-ferrous metal, aluminium, copper, brass, stainless steel |
| Packaging | Quadro Pack 10 pieces each up to Ø 10; 5 pieces each from Ø 10.2; 1 piece each from Ø 14.5 |
