Technical Information:
The drill using high quality M2-E material, by vacuum heat treatment, drill are more durable and more durable.
1, Quality standard: GB1436-85.
2. Applicable: the drilled materials are aluminum, steel, stainless steel
and abrasive steel.
3. Blade hardness: HRC63-65.
4., Parabolic trough is used to facilitate the export of iron chips.
5. Blade length is 70% of the total length.
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