Your tonsils are gland-like structures in the back of your throat. You have one located in a pocket on each side. Tonsils are made of tissue that contains lymphocytes -- cells in your body that prevent and fight infections.onsil stones, or tonsilloliths, are formed when this trapped debris hardens, or calcifies. This tends to happen most often in people who have chronic inflammation in their tonsils or repeated bouts of tonsillitis.
A self-centering chuck, also known as a scroll chuck, uses dogs (usually called jaws), interconnected via a scroll gear (scroll plate), to hold onto a tool or workpiece.
SAE ProductsÂ® External Retaining Ring Applicators are designed to install external inch and metric radial retaining rings. Radial retaining rings are often referred to as C or E rings. To install slide the retaining ring in between the jaws of the tool and push the ring onto a shaft. Remove rings by pulling them off the shaft. Used with retaining ring dispensers, applicators facilitate the assembly and removal process quickly and correctly.