Jamie Landseer

Reamers are machinists best choice for finishing a drill. They’re useful in achieving accurate dimension holes that have been bored, drilled or cored. Tips for performing reaming accurately: To perform reaming correctly, you must prepare yourself well. Few of the essential factors that be kept in mind are as follows: Leave the exact amount of stock after drilling Selecting the right reamer for a job Understanding the time when must you ream twice You can leverage various types of reamers, including chucking, adjustable, and spiral flute reamers. The surface finish attained by a reamer depends on the type of workpiece material. For cast iron, it’s 50 to 80 rms For steel, it’s 30 to 60 rms Moreover, a PCD reamer can even achieve a fine finish of 8 rms in aluminium workpiece. Note: Reamers are not useful for straightening the workpiece. However, they can be used to enlarge a drilled hole to a particular size by removing a small amount of stock.