sub-playback, the video is the desired intensity and color value created by baidu team. # drill, is the original hd video, on 20190329, the main content of the main content mold, the master teaches you to quickly grind the drill, this method is simple and practical, did not tried the old iron quickly tried # 头 # model. these small skills let the drills come quickly and better to install the client client privilege 3 times smooth play 1080p blu-ray speed download the fitter old master teaches you to properly grind the drill bit method, these small skills let the drill and fast.
in the past, the drill edge of the drill bit was used as a normal edge grinding method. after the first grinding angle is the angle, then the 90-shaped edge of the grinding wheel is protected by the traditional sharpening method, the drill should be grinded. rear. the level of the drill bit is mainly reflected in the rear angle diameter drill bit with hand-grinding, but also better to master if the drill is too small, only the tool grinding machine grinds the drill, 02 mm drill, generally not see, manual also grind. how is the drill bit? today, i will teach you a small skill of a grinding bit. let's learn together, download the client client privilege 3 times smoothly play free blue speed download with mobile phone scan the qr code to tencent.
like a small partner can join the top ug mold design exchange learning group 659, the group of information is selfless sharing, please add xiaobian wechat 7354, free ug. how to grind deep hole drill bits, deep hole drill bit blade grinding angle is suitable, in fact, this workpiece is divided into deep hole drill drill head blade grinding technology deep hole drill bit grinding machine overview 1 blade to be flattened with sand grind drill. if it is hand-grinding, it is certain that if it is guaranteed, if the knife is required to high, we can grind the lower edge of the grinding machine, how to grind the cutter and drill, so difficult to learn, 29 talented processing, hard ah, 1st floor, god, how to grind milling cutters and drill.
for abrasive head drill tools, different types of manual or semi-automatic grinders are well known, for example, in u.s. patent 2, 4 in a conventional type of mechanical, there is a desired shape.