HDPE Pen Bushing: Made of HDPE, the pen bushing has good heat and cold resistance, good chemical stability, high rigidity and toughness, it will not stick to your pen, which is very convenient!
Scope of Application: The pilot shafts are suitable for mounting into a drill chuck, lathe chuck, drill press or hand drill, and they are helpful to polish the pen, mill the hole and the inner tube with the tiny size.
Energy Saving: The synthetic bushings allow you to access and finish the ends of your pieces easily unlike the flush steel bushings, which is time and energy saving.
Sleeve Adapter: The O style sleeve adapter fits pilot shaft over 7 mm to keep it in the center position, check the size!
Carbon Steel Shaft: The shaft is made of solid carbon steel, which is rust proof, strong and possesses strong cutting strength for maximum drilling.