The hand operated tube and hole cleaning brushes carried by Torrington Brush Works are manufactured to diameters most popular to industry throughout the country. These brushes are excellent for applications such as cross-hole de burring and honing of valve bodies and fittings for gas, air and hydraulic applications, honing and removal of tool marks in die work. They are also recommended for the de burring of all manner of drilled or cross-drilled, bored or reamed holes in delicate work requiring high quality internal surface finishing, honing and de burring.