Cutting chisel edge with high centring accuracy due to strong core and special point geometry. High roundness and alignment accuracy of the deep hole- thanks to 4 guide chamfers. Outstanding chip evacuation due to 4 internal cooling channels from dia 3.8 mm. Up to 3.7 mm dia with 2 internal cooling channels. Straight major cutting edges with honed edges and special flute profile for short chips- even on long chipping materials. Attention: Sizes ending with X = cutter dia tolerance h7. Note: Flute length LC = L2 + 1.5 x DC. Standard: DIN 6537 Tolerance nominal dia : m6 Number of cutting edges Z: 2 Tolerance nominal dia : m6 recommended maximum drilling depth L2: 43.6 mm Overall length L: 91 mm Shank dia Ds: 8 mm Feed f in stainless steel > 900N/mm2: 0.12 mm/rev.
| Item | Jobber drill |
|---|---|
| Overall Length | 91 mm |
| Drill Bit Size | 1/4 in |
| Point Angle | 140 Degrees |
| Flute Length | 53 mm |
| Shank Diameter | 8 mm |
| Material - Machining | Carbide |
| Finish - Machining | TiAlN |
| Coolant Through | Coolant Through with 25 Bar |
| Shank Type | DIN 6535 HA to h6 |
| Shank Size | 6.35 mm |
| Fastening Tool Material | Solid carbide |
| Number of Cutter Heads | 2 |
| Maximum Drilling Depth | 43.6 mm |
| Series | 6×D |
| Type | Jobber drill |
| Standards | DIN 6537 |
| Diameter Tolerance | m6 |
| Machining Strategy | HPC |
| Semi-Standard | Yes |
| Ring Color | Blue |
| Number of Teeth | 2 |
| Shank Tolerance | h6 |
| Feed in Steel | 0.12 mm/rev. |
| Country of Origin (subject to change) | Poland |
| Package Quantity | 1 |