don't underestimate the sharpness of this lathe knife, make long square threads oil pump

#lathe #knife #skills don't underestimate the sharpness of this lathe knife, make long square threads oil pump don't underestimate the sharpness,Making a long square thread | oil pump valve thread Creative idea for making square threads, with lathe chisels made from broken drill bits, the sharpness of the lathe knife is amazing, because of the appropriate sharpening technique, the lathe knife for making this square thread only needs to use a simple lathe knife holder, Even so, there are still many who do not know this lathe technique, such as mekanik mesin and kuli tehnik also used a similar technique to make square threads - lathe technique - welding technique - welding aluminum - tips and trick welding -welding stick -make lathe knife brazing aluminum Thank you for visiting, don't forget to like and subscribe for support, thank you