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Advantages for Slice Carbide Tip Bard-point Drill:

 

1. Drill tip score-edge designed with negative relief angle for strength and better impact resistance.

2. Two vice-spiral grooves added for better chip removal and make products difficult to be burned.

3. Encircle of steel body’s working portion increases made better overall strength.

 

Suggested Parameters:

    Used for CNC machining center, Multiple spindle boring machines

    Speed: 3000-8000 (r/min)

    Feeding speed: 2-8 (m/min)

    Maximum drilling depth: length 57, deep 20mm; length 70, deep 33mm.

 
 
 
 
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