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BTA Deep hole drill head

Our indexable drill heads cover a range of diameters from 25mm up to 250mm.  These tools are designed with robust pressed carbide inserts with multiple carbide grades, coatings, chip breaker designs.  These tools can also be adjusted with our plus style spare parts.   We also offer tools with precision ground inserts for improved chip control.

BTA drill head internal chips discharge  design.

Surface nitriding hardness : HRC55-60

Close diameter tolerence and high surface finish

With ideal machine part setup condition 0.25mm per/m tool drift attainable

Higher penetration rate in most materials

BTA deep hole drilling head
1. High quality and competitive price
2. Develivery goods in time
This BTA drill  head adopt imported indexable coating blade, it has the advantage of high efficiency, change blade easily, long  service life  , low using cost.  And it can drill  on carbon steel, high strength alloy steel ,stainless steel and so on.

precision of hole diameter IT9-11。  Surface roughnessRa6.3-12.5

                             mm

Bit specification bit specification

drill tube size

Bit specification bit specification

drill tube size

17.8-19.5

16

43 45 47

40

19.51-21.99

17.5

48 50 52

43

22-24.99

20

55

48

25-26.99

23

57 58 60

52

27-29.99

25

62 63 65

56

30-31.99

27

68 70 72

61

34.5-35

30

75

65

38-42

35

80

70

  • Address:Deep Hole Industrial Base of Dezhou South Economic Development Zone
  • Tel:0534-8122876
  • Fax:0534-8122877
  • Mobile:13743345588
  • Email:hongxinjichuang@163.com
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