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Solid Carbide Interchangeable Tip WS RT19 for Precision Drilling

The WS RT19 interchangeable drill tip, covering a diameter range of 31.00 to 31.75 mm, is designed for the professional machining of steel and cast iron. Acting as a practical solution for high-performance drills, it allows for a quick insert change and supports efficient workflows in metal cutting.
Please pay attention to the holder/drill bit combinations! These drill bits only fit the WST D31.0-..xD-H holder (31.00 to 31.75 mm).

Technical data

  • Tool type: Carbide insert for interchangeable tip drills
  • Drill diameter: 31.00 - 31.75 mm
  • Point angle: 140°
  • Carbide grade: CVD-coated P25/K20 (RT19)
  • Packaging unit: 1 piece
Tools Inserts for interchangeable tip drills
Point Angle 140° 
Scope of Application Steel and Cast Iron
Coating RT19: CVD Coated P25/K20 Carbide Grade for universal
drilling of steel and cast materials.
Packaging unit 1 Pc

Dimensions of WS RT19 Interchangeable Tip

Item  Nr. Diameter Holder
WS-D31.00 RT19 3603100 31,00

WST-D31.0-3xD-H

WST-D31.0-5xD-H

WST-D31.0-8xD-H

WS-D31.35 RT19 3603135 31,35
WS-D31.50 RT19 3603150 31,50
WS-D31.75 RT19 3603175 31,75

Cutting data

 ISO VDI
3323
Material Vc (m/min) Feed (mm/rev)
Ø10,00-11,99 Ø12,09-14,99 Ø15,00-17,99 Ø18,00-21,99 Ø22,00-26,99 Ø27,00-33,99
P 1 Non-alloy steel 100-126 0,14-0,24 0,18-0,31 0,23-0,39 0,30-0,44 0,37-0,57 0,41-0,61
2 84-110 0,12-0,21 0,15-0,26 0,23-0,39 0,30-0,44 0,37-0,57 0,41-0,61
3 63-84 0,11-0,81 0,13-0,22 0,19-0,31 0,24-0,35 0,33-0,51 0,36-0,54
4 58-74 0,09-0,14 0,11-0,18 0,17-0,28 0,23-0,33 0,28-0,42 0,32-0,47
5 58-74 0,09-0,14 0,11-0,18 0,17-0,28 0,23-0,33 0,28-0,42 0,32-0,47
6 Low alloy steel 74-95 0,11-0,18 0,13-0,22 0,19-0,31 0,24-0,35 0,33-0,51 0,37-0,55
7 63-84 0,11-0,18 0,13-0,22 0,17-0,28 0,24-0,35 0,33-0,51 0,37-0,55
8 58-74 0,09-0,14 0,11-0,18 0,14-0,23 0,23-0,33 0,28-0,42 0,32-0,47
9 47-63 0,07-0,11 0,09-0,13 0,14-0,23 0,23-0,33 0,28-0,42 0,32-0,47
10 High alloyed steel
& tool steel
53-68 0,09-0,14 0,11-0,18 0,14-0,23 0,20-0,29 0,22-0,34 0,26-0,39
11 42-58 0,09-0,14 0,11-0,18 0,12-0,20 0,23-0,33 0,22-0,34 0,26-0,39
K 15 Grey Cast Iron 105-131 0,13-0,23 0,17-0,29 0,22-0,41 0,30-0,46 0,40-0,56 0,44-0,61
16 79-100 0,10-0,18 0,12-0,22 0,18-0,32 0,22-0,33 0,28-0,39 0,32-0,44
17 Nodular Cast Iron 100-126 0,11-0,20 0,14-0,24 0,19-0,34 0,23-0,35 0,31-0,44 0,35-0,48
18 79-100 0,10-0,18 0,12-0,22 0,15-0,29 0,21-0,32 0,28-0,39 0,32-0,44
19 Malleable Cast Iron 105-131 0,11-0,20 0,14-0,24 0,19-0,34 0,23-0,35 0,31-0,44 0,35-0,48
20 79-100 0,10-0,15 0,12-0,20 0,15-0,29 0,21-0,32 0,28-0,39 0,32-0,44

Applications

This cutting insert is primarily utilized in industrial metalworking and is suitable for drilling tasks in non-alloy, low alloy, and high alloy steel, as well as grey, nodular, and malleable cast iron. The system opens up flexible application possibilities on CNC machine tools.
When using the 5xD or 8xD drill body, we recommend reducing the feed rate to 85% or 70%.

Special features

Equipped with a robust CVD coating and a 140-degree point angle, the solid carbide tip creates favorable conditions for stable centering and drilling operations. Due to the precisely matched interface with the WST holder system, replacing the drill head is straightforward, which can help reduce non-productive setup times in production environments.

3603100

Data sheet

Diameter Range
31,00-31,75 mm

Compatible products

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