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Spicula chuck
Regulating chuck
Screw-nut regulating head
Needles chuck
Straight model plate
Ring rod connected to the chuck II
Ring needle fixed chuck
Ring-rod connecting chuck III
Spicula chuck Spuare
Latch plate thin
Latch plate thick
Spring regulating rod
Vertical plate
Fixed screw rod
Fixed ring
Regulating rod
Double-thread regulating rod
Double-screw
Semi-ring
Full-ring
Polyaxial regulating head
L model plate
2-3 fixed ring
1-3 fixed ring
