Marathon N7R Micro-Motor System Burs replaceable plastic spring that controls

replaceable plastic spring that controls and limits resistance as you apply pressure

it stubbornly holds its shape after forming

Half-round and flat forming pliers feature one smooth

The corresponding cavity sizes on the block are 28

this Foredom® MADCH-6 Fishmouth dust collection accessory is ideal for enhancing your dust control and debris removal systems

Marathon N7R Micro-Motor System Burs replaceable plastic spring that controlsThis unit features a motor with powerful torque and continuous variable speed control, built in handpiece cradle, automatic safety overload protection system and a maximum speed foot control function for variable rotation. The Marathon N7R produces no heat, even after hours of operation. Switching between forward and reverse is simple and efficient. This set includes the control box, a 45,000rpm handpiece, a foot control pedal, handpiece holder, 3 32"