5 Material and manufacture

5.1 blades

5.2 backs

5.3 handle

5.3.1wooden handle

5.3.2 plastic handles

5.4 Teeth

6 Proportions and finish

6.1 general

6.2 blade depth out of back and blade thickness

6.3 back width and back thickness  

6.4 general requirements

6.5 wooden handles

6.6 Plastics handles

6.7 assembly

7 Specific requirements (class1~ class4)

8 marking

9 tooth edge protection

10 corrosion protection

11 tests

A.1 Setting

A2 strightness

A3 performance

B notes on safety and safe usage

Sample Requirement: on request

样品要求：on request

Turnaround time: on request

所需时间: on request