Chongqing Guanheng Technology & Development Co., Ltd.
Main products:Marine Parts,Auto Parts
Contact Us
  • Contact Person : Ms. Zheng Alan
  • Company Name : Chongqing Guanheng Technology & Development Co., Ltd.
  • Tel : 86-23-67699198-816
  • Fax : 86-23-67699197
  • Address : Chongqing,chongqing,3F,Foreign Trade B/D,No.65 Jianxin North R/D,Jiangbei District
  • Country/Region : China
  • Zip : 401120

woodworking drill bits 4-Flute Brad point boring bits

woodworking drill bits 4-Flute Brad point boring bits
Product Detailed
1.Using imported raw materials and equipment manufacturing 2.OEM & ODM is accept

1:Name:  wood drill    Brad point boring bits

2.Advantages for standard Brad-point drill:

(1). Angle design determined by lab-testing, smartly drill in and out under relevant drilling parameters

(2). Drilltip score-edge designed with negative relief angle for strength and better impact

resistance.without ausplatzung or burned while has fine hole.

(3).Two vice-spiral groove added for better chip removal and make products difficult to be burned.

(4).Excircle of steel body's working portion increases made better overall strength.

3.Suggested Parameters :

Used for CNC and drill rig machining

Speed: 4500-8000 (r/min)

Feeding speed: 2-8 (m/min)

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

10mm×20mm Shank
Tool No. Right Hand Tool No. Left Hand
GHW040100200700RF GHW040100200700LF 4MM 43MM 10 20MM 70MM 
GHW050100200700RF GHW050100200700LF 5MM 43MM 10 20MM 70MM 
GHW060100200700RF GHW060100200700LF 6MM 43MM 10 20MM 70MM 
GHW070100200700RF GHW070100200700LF 7MM 43MM 10 20MM 70MM 
GHW080100200700RF GHW080100200700LF 8MM 43MM 10 20MM 70MM 
GHW090100200700RF GHW090100200700LF 9MM 43MM 10 20MM 70MM 
GHW100100200700RF GHW100100200700LF 10MM 43MM 10 20MM 70MM 
GHW110100200700RF GHW110100200700LF 11MM 43MM 10 20MM 70MM 
GHW120100200700RF GHW120100200700LF 12MM 43MM 10 20MM 70MM 
GHW130100200700RF GHW130100200700LF 13MM 43MM 10 20MM 70MM 
GHW140100200700RF GHW140100200700LF 14MM 43MM 10 20MM 70MM 
GHW150100200700RF GHW150100200700LF 15MM 43MM 10 20MM 70MM 
GHW160100200700RF GHW160100200700LF 16MM 43MM 10 20MM 70MM 

woodworking drill bits 4-Flute Brad point boring bits

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