Usage: gear hob for machining tooth meet GB/T1356-2001 standard basic rack tooth profile accuracy to meet the GB/T6084-2001 gear hob generic technical conditions gear.

Characteristics and accuracy: hob structure of single-head, right hand or left, axial straight groove, zero rake angle. The hob groove at the bottom of the blade and the cutter body in direct contact with the gap, the clamping cleats fixed ring for end bearing only a fixed blade, thereby overcoming Shen film, Strings, fragment, and out laps and other defects. The hob divided into AA and A-level grades.

Tool marking and examples
Please specify when ordering: name, model, modulus, accuracy class, rotation (right or left), the standard number.

Example: set-piece of gear hobs m10 A GB/T9205