The application of wood drill bits

wood drill bits is a very commonly used tools, grinding a wood drill bits for a better work efficiency and quality are of great help! Well, here we go! More accurate wood drill bits holes: a dash dot dot wood drill bits two small holes with a diameter of 3-5 (the diamond core drill bit should be relatively sharp angle at about 90 degrees, a faster speed of about 700-1300 to Wuyi wood drill bitsing, for example) 3 and if the required hole diameter of 8 or less. Directly with a wood drill bits down. If the diameter of 8 or more points twice best wood drill bits. (General category) reaming countersunk head: a slow speed wood drill bits should, angle of about 120 degrees. (General category) countersunk screw some people directly with a large ground-type drill bits for wood. Such as the M8 screws, diameter 8.5 countersunk hole diameter 13, with a diameter of 13 direct ground type, middle left diameter 8.5 to about 30 long waterway hole: M12 tooth generally take a ditto ditto 2 3 To require the central through-hole with a diameter of 8 to first with a diameter of 8.5 bilateral first wood drill bits, then the diameter of 10.5 reaming, and then wood drill bits through the practice of direct 8 iron convenient row. wood drill bits grinding method, focusing on iron round nest chamfer wood cutting tct saw blade row.