Description.
1. uniform cutting teeth: the line of cutting teeth is uniformly processed by hand, high cutting efficiency.
2. bearing steel material: GCR15 bearing steel material matrix has the characteristics of high hardness and toughness, hardness up to HRC60, wear-resistant and durable, not easy to deformation
3. Anti-slip handle: rubber coated anti-slip handle, surface particle treatment, anti-slip and comfortable, ergonomic design, comfortable to use
4. surface hardening: surface hardening treatment to enhance the surface hardness, greatly improving the durability
5. a set of files can solve all kinds of trouble, and you can choose the width and style
6. Fine storage bag. Each set of files comes with a storage bag for easy storage
7. Superior performance: good heat dissipation, so that the surface of the workpiece will not overheat and become hot, discolored or leave residual glue when grinding
Specification.
Product name: diamond file
Basic material: GCR15 bearing steel
Optional specifications. 5pcs
Product advantages: high hardness, durable, not easy to wear
Product size: 3*140mm 
File specifications.
A pack of 5, including flat files, semi-round files, triangular files, square files, round files, knife-shaped files
Scope of application: jade grinding, wood carving grinding, ceramic grinding, metal grinding
Scope of application. Grinding and polishing of various stainless steel / copper / iron / aluminum / plastic and other metal and non-metal materials, is a good accessory for surface grinding treatment
Handle: plastic wrapping process