Product Performance:The product with High precision & durability,fine reliability,The drill,nut,grip jaw,external sleeve spanner wheel adopt the superior steed for its manufacture. It employs nowadays the most the most advanced technology of vacuum heat treatment in the world.
The applicable range：Heavy-duty,ultra-duty tasks,it is commonly used in lathe drill bench lathe miller.CNC and woodworking machinery,it may endure high-speed cutting.
Accuracy inspection:It utilizes two different diam,and length checkrod to examine eht radial skip Large rodφ131 length 105mm,small rodφ 61enggh 65mm,it reaches to national standard A Level accuracy criterion.The max radial skip of the product does not exceed 0.15mm. The minimun radial skip of the product is less than 0.08mm, which can satisfy the customer's requirement.