4*3*3mm
STRONG:102,102L,105L series Micro Motor Handpiece.
5*3.5*3.5mm
MARATHON:H37L1/H35SP1/SH37L(M45)/SH37LN/SM45C series Micro Motor Handpiece.
10pcs Replace Electric Motor Carbon Brushes Brand New
Condition:A brand new, unused, unopened, undamaged item in
Matrial:carbon+metal
Package include:
10pcs=5 pairs carbon brushes