معلومات المنتج
Automatic Locking push button spindle which researched and developed by ouselves, with built-in Precision Miniature Spring. The micro-spring exerts...
Automatic Locking push button spindle which researched and developed by ouselves, with built-in Precision Miniature Spring. The micro-spring exerts pretension force on the Chuck that the bur would be more and more tightly when the hand piece rotating in high speed, make sure no bur fly out in the process of Grinding. - High torque. - Without LED.
