DIN933 is a German standard hexagon bolt, which is suitable for full thread hexagon bolts with a diameter of M1.6-M52. The general carbon steelgrades are mainly 4.8, 8.8 and 10.9. The common standards are DIN931 and DIN933 for metric coarse thread; DIN960
*Lighting silent, powerful, precise positioning opening and closing safety*Internal motor disposed overheating protection, with overheating protection*Conveyor reasonable design, advanced technology, easy to wear gear, low failure. vibration small, long l
There are 2 zipper pockets and 1 opening pockets around the waist, high quality sewing and highly stretchy nylon spandex material with 6 different sizes and multiple colors, can fits on child and adults , unisex.
Color laser marking machine with MOPA fiber laser source is used for marking black, white, colors on metal surface such as stainless steels, titanium. The MOPA laser marking system is applied in marking on iPhone, Mac Book, electronic parts and keyboard.
1. The thicker the wall thickness of the product, the more economical and practical it is.2. The thinner the wall thickness, the greater its processing cost will increase. 3. The general seamless steel tube has low precision: uneven wall thickness, low br