fraisa.com 335 i Rm <850 HRC <24 Rm 850-1100 HRC 24-34 Rm 1100-1300 HRC 34-42 Rm 1300-1500 HRC 42-48 HRC 48-56 HRC 56-60 HRC >60 Inox Stainless Ti Titanium Legend to the product page of thread cutting tools Oil with special additives must be used as lubricant. Oil must be used as lubricant. Choose diameter of the drill hole according to column critical material (see page «Core hole drill sizes»). Wet machining Dry machining Application suitability A blue background means that the tool is particularly suitable for this material. Cooling lubricants For the process of thread cutting and in particular for thread forming a good lubrication is essential. Especially for deeper threads proper lubrication is very important. Best results for threading can be achieved by using oil (lubrication effect). The machining with an emulsion of at least 5% is also possible. A light blue background means that the tool has good to adequate suitability for this material. Additional material which can be machined is stated in the additional field
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