F Needle Spherical Round Head Emery Grinding Needle

Product Information：

Model: jade grinding head
Material: diamond
Scope of application: jade carving
Specifications: 0.5F (2.35 bar), 0.8F (2.35 bar), 10F (2.35 bar), 12F (2.35 bar), 15F (2.35 bar), 20F (2.35 bar), 25F (2.35 bar), 30F (2.35 bar) ), 40F (2.35 bar), 50F (2.35 bar), 60F (2.35 bar), 80F (2.35 bar)

Packing List：

1* grinding head