Cemented carbide drill selection step

①To determine the hole diameter, depth and quality requirements
Consideration should also be given to the production of the economy and cutting reliability.

Cemented carbide drill selection step①- hole diameter, depth and quality requirements

②Select drill type
Drilled select Step 2: Select for roughing and / or finishing hole drill. Check the suitability of the workpiece material drill hole quality requirements and provide the best economic.

Cemented carbide drill selection step②-Select drill type

③Select drill grades and geometries
If you choose the indexable insert drills, the blade must be selected individually. Find suitable for the hole diameter blade, select recommended for the material of the workpiece geometries and grades. Select the appropriate grades as a whole or welded carbide drill.

Cemented carbide drill selection step③-Select drill grades and geometries

④Select Tool shank type
Many drill bits have different installation. Identify applicable to the type of machine.

Cemented carbide drill selection step④-Select Tool shank type

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