The machining accuracies of the holes can be achieved by different tools

The machining accuraciesof the holes can be achieved by different tools

 

Type of Cutting Tools H12 H11 H10 H9 H8 H7 H6 H5
HHS x x
HHSEnlarging Drill x x
Spot Weld Carbide Drill x x
Solid Carbide Drill x x x
Solid Carbide Straight Flute Drill x x
Solid Carbide 3-flute Drill x x
Gun Drill x x x
Reamer x x x
PCD Enlarging Drill x x
PCD Reamer x x

(Made by: Purros Machinery Co., Ltd.)

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