For cutting speeds and operating parameters, please refer to the dedicated page
WKN/ST - Inverted cone with end cut
The WKN-ST shape rotary burr retains the inverted cone geometry of the WKN model while adding an active end cut. This configuration allows direct plunging into the material followed by undercut and internal contour shaping, ensuring maximum efficiency in tight spaces.
Cut Type (Flute Description and Materials)
Composition: code/cut (example: 4933/4ST)
* Note: Cut types /2 and /5 can be supplied on request with a minimum order quantity.
Code: 39-ST
Code: 39-ST
Suitable for
P
Steel
M
Stainless Steel
N
Aluminum and Alu Alloys
N
Copper and Copper Alloys
K
Cast Iron
H
Hardened Steels
S
Heat Resistant Superalloys (HRSA)
DC
OAL / L1
APMX / L2
| Item code | Item description | Type | DC | OAL / L1 | DCON / D2 | APMX / L2 | α |
|---|---|---|---|---|---|---|---|
| 390406/1ST | Ø4x7x50 ØG.6 WKN-ST | solid | 4.00 | 50.00 | 6.00 | 7.00 | 10.00 |
| 390406/3ST | Ø4x7x50 ØG.6 WKN-ST | solid | 4.00 | 50.00 | 6.00 | 7.00 | 10.00 |
| 390406/4ST | Ø4x7x50 ØG.6 WKN-ST | solid | 4.00 | 50.00 | 6.00 | 7.00 | 10.00 |
| 390406/6ST | Ø4x7x50 ØG.6 WKN-ST | solid | 4.00 | 50.00 | 6.00 | 7.00 | 10.00 |
| 390606/1ST | Ø6x7x50 ØG.6 WKN-ST | solid | 6.00 | 50.00 | 6.00 | 7.00 | 10.00 |
| 390606/3ST | Ø6x7x50 ØG.6 WKN-ST | solid | 6.00 | 50.00 | 6.00 | 7.00 | 10.00 |
| 390606/4ST | Ø6x7x50 ØG.6 WKN-ST | solid | 6.00 | 50.00 | 6.00 | 7.00 | 10.00 |
| 390606/6ST | Ø6x7x50 ØG.6 WKN-ST | solid | 6.00 | 50.00 | 6.00 | 7.00 | 10.00 |
| 390806/1ST | Ø8x8x53 ØG.6 WKN-ST | brazed | 8.00 | 53.00 | 6.00 | 8.00 | 10.00 |
| 390806/3ST | Ø8x8x53 ØG.6 WKN-ST | brazed | 8.00 | 53.00 | 6.00 | 8.00 | 10.00 |
| 390806/4ST | Ø8x8x53 ØG.6 WKN-ST | brazed | 8.00 | 53.00 | 6.00 | 8.00 | 10.00 |
| 390806/6ST | Ø8x8x53 ØG.6 WKN-ST | brazed | 8.00 | 53.00 | 6.00 | 8.00 | 10.00 |
| 391006/1ST | Ø10x13x58 ØG.6 WKN-ST | brazed | 10.00 | 55.00 | 6.00 | 13.00 | 10.00 |
| 391006/3ST | Ø10x13x58 ØG.6 WKN-ST | brazed | 10.00 | 55.00 | 6.00 | 13.00 | 10.00 |
| 391006/4ST | Ø10x13x58 ØG.6 WKN-ST | brazed | 10.00 | 55.00 | 6.00 | 13.00 | 10.00 |
| 391006/6ST | Ø10x13x58 ØG.6 WKN-ST | brazed | 10.00 | 55.00 | 6.00 | 13.00 | 10.00 |
| 391206/1ST | Ø12x13x58 ØG.6 WKN-ST | brazed | 12.00 | 57.00 | 6.00 | 13.00 | 20.00 |
| 391206/3ST | Ø12x13x58 ØG.6 WKN-ST | brazed | 12.00 | 57.00 | 6.00 | 13.00 | 20.00 |
| 391206/4ST | Ø12x13x58 ØG.6 WKN-ST | brazed | 12.00 | 57.00 | 6.00 | 13.00 | 20.00 |
| 391206/6ST | Ø12x13x58 ØG.6 WKN-ST | brazed | 12.00 | 57.00 | 6.00 | 13.00 | 20.00 |
| 391606/1ST | Ø16x13x58 ØG.6 WKN-ST | brazed | 16.00 | 61.00 | 6.00 | 13.00 | 20.00 |
| 391606/3ST | Ø16x13x58 ØG.6 WKN-ST | brazed | 16.00 | 61.00 | 6.00 | 13.00 | 20.00 |
| 391606/4ST | Ø16x13x58 ØG.6 WKN-ST | brazed | 16.00 | 61.00 | 6.00 | 13.00 | 20.00 |
| 391606/6ST | Ø16x13x58 ØG.6 WKN-ST | brazed | 16.00 | 61.00 | 6.00 | 13.00 | 20.00 |
| 392006/1ST | Ø20x13x58 ØG.6 WKN-ST | brazed | 20.00 | 65.00 | 6.00 | 13.00 | 30.00 |
| 392006/3ST | Ø20x13x58 ØG.6 WKN-ST | brazed | 20.00 | 65.00 | 6.00 | 13.00 | 30.00 |
| 392006/4ST | Ø20x13x58 ØG.6 WKN-ST | brazed | 20.00 | 65.00 | 6.00 | 13.00 | 30.00 |
| 392006/6ST | Ø20x13x58 ØG.6 WKN-ST | brazed | 20.00 | 65.00 | 6.00 | 13.00 | 30.00 |
| 392008/1ST | Ø20x13x58 ØG.8 WKN-ST | brazed | 20.00 | 65.00 | 8.00 | 13.00 | 30.00 |
| 392008/3ST | Ø20x13x58 ØG.8 WKN-ST | brazed | 20.00 | 65.00 | 8.00 | 13.00 | 30.00 |
| 392008/4ST | Ø20x13x58 ØG.8 WKN-ST | brazed | 20.00 | 65.00 | 8.00 | 13.00 | 30.00 |
| 392008/6ST | Ø20x13x58 ØG.8 WKN-ST | brazed | 20.00 | 65.00 | 8.00 | 13.00 | 30.00 |
| 4933/3ST | Ø3x7x40 ØG.3 WKN-ST | solid | 3.00 | 40.00 | 3.00 | 7.00 | 10.00 |
| 4933/4ST | Ø3x7x40 ØG.3 WKN-ST | solid | 3.00 | 40.00 | 3.00 | 7.00 | 10.00 |
| 4933/6ST | Ø3x7x40 ØG.3 WKN-ST | solid | 3.00 | 40.00 | 3.00 | 7.00 | 10.00 |
| 4943/3ST | Ø4x7x42 ØG.3 WKN-ST | brazed | 4.00 | 42.00 | 3.00 | 7.00 | 10.00 |
| 4943/4ST | Ø4x7x42 ØG.3 WKN-ST | brazed | 4.00 | 42.00 | 3.00 | 7.00 | 10.00 |
| 4943/6ST | Ø4x7x42 ØG.3 WKN-ST | brazed | 4.00 | 42.00 | 3.00 | 7.00 | 10.00 |
| 4953/3ST | Ø5x7x42 ØG.3 WKN-ST | brazed | 5.00 | 42.00 | 3.00 | 7.00 | 10.00 |
| 4953/4ST | Ø5x7x42 ØG.3 WKN-ST | brazed | 5.00 | 42.00 | 3.00 | 7.00 | 10.00 |
| 4953/6ST | Ø5x7x42 ØG.3 WKN-ST | brazed | 5.00 | 42.00 | 3.00 | 7.00 | 10.00 |
| 4963/3ST | Ø6x7x42 ØG.3 WKN-ST | brazed | 6.00 | 42.00 | 3.00 | 7.00 | 10.00 |
| 4963/4ST | Ø6x7x42 ØG.3 WKN-ST | brazed | 6.00 | 42.00 | 3.00 | 7.00 | 10.00 |
| 4963/6ST | Ø6x7x42 ØG.3 WKN-ST | brazed | 6.00 | 42.00 | 3.00 | 7.00 | 10.00 |