A dental drill or handpiece is a hand-held, mechanical instrument used to carry out a number of functions including expelling rot, cleaning fillings, and changing prostheses. The handpiece itself comprises of inner mechanical segments which generate a rotational force and provide power to the cutting instrument, generally a dental burr. The kind of mechanical assembly utilized clinically will depend upon the function required by the dental system. It is normal for a light source and cooling water system to also be fused into certain handpieces; this improves perceivability, exactness and by and large achievement of the technique.

The turbine is controlled by compressed air at around 35 pounds for every square inch which passes through the centre of the instrument and rotates a windmill in the head of the handpiece. The core of the windmill (chuck) is encased in a bearing housing, where a friction-grip burr is held firmly & centrally within the instrument. Inside the bearing housing are small, lubricated ball-bearings (stainless steel or ceramic) which allow the burr to rotate smoothly along a central axis with minimal friction.

The power delivered heats it up inside the burr. It is along these lines important for dental slow speed handpiece for sale to have a powerful water-cooling system. Numerous cutting edge dental slow speed handpiece for sale have a light close to the burr. The light is aimed at the contact surface as to help with vision. Also, dental slow speed handpiece for sale use LED lights. Advantages of LEDs incorporate a longer working life, increasingly exceptional light and negligible heat loss.