Member Since

2007

Botou Jingda Tools and measuring instruments Co.Ltd,Hebei Province

Straight Edge

Detailed Product Description

-Straight dege of beidge type: Made according to standard JB/T7977-99, material HT250, working surface made by skiving, used to test the straight ness and flatness of workpiece. Environmental temperature 20± 5 degrees.

-Straight edge: Made according to standard JB/T7977-99, Material HT250, working surface made by skiving or precise rubbing, used to test the straightness and flatness of workpiece and equipment installing. Working environment temperature 20± 5 °

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