Page 12 - Centerdrill Produktkatalog 2020 English
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M4 - 3.7 Surface with collar
Centerdrill 3.7 short Centerdrill 3.7 long
Order no.: 3600370 Order no.: 3500370
Product discription: 3.7 short Product discription: 3.7 long
Thread type: DIN ISO 13 / DIN 371 Thread type: DIN ISO 13 / DIN 371
Thread size: M4x0,7 Thread size: M4x0,7
Centerdrill core hole: 3,7mm Centerdrill core hole: 3,7mm
Working part L1: 7,0mm Working part L1: 9,0mm
Shank-ø: 6,0mm h6 Shank-ø: 6,0mm h6
Surface workpiece: with collar Surface workpiece: with collar
Max. Material thickness: 1,3mm Max. Material thickness: 2,3mm
Suitable for materials: Steel, Stainless steel, Suitable for materials: Steel, Stainless steel,
Brass, Aluminum, Copper Brass, Aluminum, Copper
Reference values for M4 in 1-2mm Material thickness
Material
Process data Stainless steel Steel Copper Brass Aluminum
RPM Centerdrill 2200 2600 3900 3900 3900
RPM Centertap 260-320 950-1100 1400-1600 1400-1600 1400-1600
kW-Power + 1,0 0,8 0,8 0,8 0,8
Feed rate (mm/min) + 50-150 50-150 50-150 50-150 50-150
• 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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