With the main blade lifting screw, nut structure, stable and reliable.
主锯片升降采用螺杆，螺母结构，平稳可靠。
2
Special Angle strengthened bit design intensifying blade protection and quickly leading powder into screw groove, which reduce resistance and improve in-aperture speed.
特殊角度强化刀头设计，强化刃部保护，并将粉末快速导入螺旋沟槽，减少阻力，提高进孔速度。
3
Each screw ACTS as a miniature blade plate with the added benefit of providing fixed-angle support in multiple planes (Figure 5).