PCB drilling is a work of PCB plate making and a very important step. Mainly to punch the board, need to make a line, you need to make a hole, the structure needs, make a hole to do what; the multi-layer board punch is not finished once, some holes are buried in the circuit board, some are in The board was opened above, so there will […]
Tag: router bits for wood
What does the bit depth of 3D mean?
3D or 5D refers to the groove length/diameter of the drill bit For example, 3D, the drill diameter is 20MM, the effective drilling depth is 60MM, but the actual standard drill bit length should be about 80mm. Because the chip space should be considered!! 6mm x 22mm 90 Degree 3D Wood Making Router CNC Engraving V Groove […]
What is the difference between flat head, ball head and round nose milling cutter?
In the application of high-speed machining, the flat blade is too fast to feed and the feed rate is too fast, so it is not suitable for high-speed machining. Ball knives are quite frequent in current high-speed machining, but in some respects it does not apply. When you use a ball knife, the cutting line speed will change from point to point. Tool […]