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Home > Product Lines > Hole Making > Rough Boring Tools>Fixed Sized Boring Head

Product Features

● The diameter of boring hole is Φ17.7-Φ49.7 mm

● fixed size cutter, no need to adjust

● the cutter body is rigid enough with high machining efficiency

● simple structure and low price

● Suitable for rough boring in mass production



  • Steel

  • Stainless steel

  • Cast iron

  • Non-ferrous metal

  • Super Heat resistant alloy

  • Hardened steel

Product Ranges

Fixed Sized Boring Head

定尺寸镗刀.jpg

DesignationDdLL1ZInsertClamping screw for insertAllen key for clamping screw
BR D17.7.W16.C6.12017.716120302CC..060204SR21 M2.5x5.3KEY03 T7
BR D18.7.W16.C6.12018.716120302CC..060204SR21 M2.5x5.3KEY03 T7
BR D19.7.W16.C6.12019.716120302CC..060204SR21 M2.5x5.3KEY03 T7
BR D21.7.W16.C6.12021.716120302CC..060204SR21 M2.5x5.3KEY03 T7
BR D23.7.W20.C6.13023.720130302CC..060204SR21 M2.5x5.3KEY03 T7
BR D24.7.W20.C6.13024.720130302CC..060204SR21 M2.5x5.3KEY03 T7
BR D25.7.W20.C9.13025.720130302CC..09T304SR21 M4x9.5KEY03 T15
BR D26.7.W20.C9.13026.720130302CC..09T304SR21 M4x9.5KEY03 T15
BR D27.7.W20.C9.13027.720130302CC..09T304SR21 M4x9.5KEY03 T15
BR D29.7.W25.C9.16029.725160402CC..09T304SR21 M4x9.5KEY03 T15
BR D31.7.W25.C9.16031.725160402CC..09T304SR21 M4x9.5KEY03 T15
BR D34.7.W25.C9.16034.725160402CC..09T304SR21 M4x9.5KEY03 T15
BR D39.7.W25.C9.16039.725160402CC..09T304SR21 M4x9.5KEY03 T15
BR D41.7.W32.C12.20041.732200452CC..120408SR21 M5x12.8KEY03 T20
BR D44.7.W32.C12.20044.732200452CC..120408SR21 M5x12.8KEY03 T20
BR D47.7.W32.C12.20047.732200452CC..120408SR21 M5x12.8KEY03 T20
BR D49.7.W32.C12.20049.732200452CC..120408SR21 M5x12.8KEY03 T20

●Suitable insert should be ordered separately, please click here.

●Recommended cutting data please click here.


Fixed Sized Boring Head

定尺寸镗刀(1).jpg

DesignationDdLZInsertClamping screw for insertAllen key for clamping screw
BR D44.7.B22.C9.5044.722502CC..09T304SR21 M4x9.5KEY03 T15
BR D49.7.B22.C9.5049.722502CC..09T304SR21 M4x9.5KEY03 T15
BR D54.7.B22.C9.5054.722502CC..09T304SR21 M4x9.5KEY03 T15
BR D59.7.B22.C12.5059.722502CC..120408SR21 M5x12.8KEY03 T20
BR D61.7.B27.C12.5061.727502CC..120408SR21 M5x12.8KEY03 T20
BR D64.7.B27.C12.5064.727502CC..120408SR21 M5x12.8KEY03 T20
BR D69.7.B27.C12.5069.727502CC..120408SR21 M5x12.8KEY03 T20
BR D74.7.B27.C12.5074.727502CC..120408SR21 M5x12.8KEY03 T20
BR D79.7.B27.C12.5079.727502CC..120408SR21 M5x12.8KEY03 T20
BR D84.7.B27.C12.5084.727502CC..120408SR21 M5x12.8KEY03 T20
BR D89.7.B27.C12.5089.727502CC..120408SR21 M5x12.8KEY03 T20
BR D94.7.B27.C12.5094.727502CC..120408SR21 M5x12.8KEY03 T20
BR D99.7.B27.C12.5099.727502CC..120408SR21 M5x12.8KEY03 T20
BR D104.7.B32.C12.50104.732502CC..120408SR21 M5x12.8KEY03 T20
BR D109.7.B32.C12.50109.732502CC..120408SR21 M5x12.8KEY03 T20
BR D114.7.B32.C12.50114.732502CC..120408SR21 M5x12.8KEY03 T20
BR D119.7.B32.C12.50119.732502CC..120408SR21 M5x12.8KEY03 T20

●Suitable insert should be ordered separately, please click here.

●Recommended cutting data please click here.


Latest information updating....

加工中照片.jpg  刀具图片.jpg  加工后图片.jpg

Tool informationExisting cutting tool 1Existing cutting tool 2Test Tool 2
BrandBIGBIGSOMGDE
Cutter body (cutter head, arbor, Shank) modelSLN200-270(Rough Boring Tool)SLN200-270(Precision Boring Tool)SNL 210-290.C
(Coarse and Fine Boring Tool)
Diameter(mm)240240240
Number of teeth211
Blade and cutting tool typeCCMT 120408TCGT110204L AC520U(BIG)TCGT110204L AC520U(BIG)
Number of blade/blade233
Speed(rpm)210200300
Linear Velocity VC(M/min)158150225
Feed rate per tooth(mm/z)0.1070.180.132
Per feed transfer(mm/rev)0.2140.180.132
Table/spindle feed(mm/min)453640
Cutting Depth ap(mm)444
Processing Surface roughnessRa
Ra4.0Ra3.0
Processing length L(mm)280280280
Single piece processing time(S)373467420
Number of work pieces processed
11


August 21 test, provided by the customer blade, test knife body size stability, coarse and fine one-way vibration-free knife phenomenon, up and down hole size changes in. 005, save half precision time 6.2 min, test results approved by customers.


Latest information updating....