Features:This cartridge can be used in many of standard and big handpieces.This is stainless dental cartridge with bearing is well.Sterilized in an autoclave, it can sustain up to 130 centigrade degrees.It would be a good replacement part of standard high speed dental handpieces.Made of stainless steel, smooth operation, low noise and long service life.Can be sterilized in an autoclave under 135 ℃ high temperature.Suitable for standard head high speed dental handpieces.A must-have part for dentists to repair or replace head of handpieces.Specification:Material: Stainless SteelColor: SilverStandard Head Size: 2.2*0.8cmLarge Head Size: 2.8*0.7cmWeight: 10gType: Standard and Large for choiceNote:There could be some slight differences in the color tone of the pictures and the actual item.Please allow 1-2mm differs due to manual measurement, thanks.Package Included:1 x Cartridge1 x Standard Carton Packing