Page 29 - Centerdrill Produktkatalog 2020 English

M12 - 11.0 Surface without collar

Centerdrill 11.0 long Centerdrill 11.0 short-flat Centerdrill 11.0 long-flat

Order no.: 3651100 Order no.: 3551100
Product discription: 11.0 short-flat Product discription: 11.0 long-flat

Thread type: DIN ISO 13 / DIN 376 Thread type: DIN ISO 13 / DIN 376
Thread size: M12x1,75 Thread size: M12x1,75
Centerdrill core hole: 11,0mm Centerdrill core hole: 11,0mm

Working part L1: 20,0mm Working part L1: 26,6mm
Shank-ø: 12,0mm h6 Shank-ø: 12,0mm h6

Surface workpiece: flat / plan, without collar Surface workpiece: flat / plan, without collar
Max. Material thickness: 2,8mm Max. Material thickness: 5,9mm
Suitable for materials: Stainless steel Suitable for materials: Stainless steel

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Reference values for M12 in 2mm Material thickness

Material

Process data Stainless steel Steel Copper Brass Aluminum
RPM Centerdrill 1300 1500 2300 2300 2300

RPM Centertap 140-160 300-400 460-530 460-530 460-530

kW-Power + 2,5 1,9 1,9 1,9 1,9
Feed rate (mm/min)* + 50-150 50-150 50-150 50-150 50-150

• *While removing the collar, the feed rate should be increased at the end of the process, approx. 900 mm/min.
• These are recommended values and they may vary significantly, depending on the type of material, material
thickness, lubrication, etc. For thread forming, we recommend our cutting oil. If you use an emulsion, it should contain
at least 8-10% grease.
• CNC-data can be provided on request.

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