MAS 403 Parameter MAS 403-1975 ? Japanese Standard Pull Stud MAS 403-1975 ? Product Advantages 1. Two models of pull stud we offer, with coolant bore or without coolant; 2. Almost whole type of pull stud we supply: such as ISO7388/2, MAS 403-1975, JIS B6339, DIN69872, MAZAK MITSUI, ANSI/AMSE B5.50-1994 and so on; 3. OEM is provided: internal or external seal ring, design with your own logo; 4. Free samples are available 5. We are professional manufacturer of pull stud, our product quality strictly follow up to the ISO9001-2000 system. Product Categories AA type: hige quality material competitive pull stud Technology: The black of high quality steel 20CrNiMo is made by whole forging to ensure the stability and tightness of the metal organization. The hardness of holder higher than A type pull stud 3-4 degree. Abrasion resistance, rust resistance and tensile resistance is much better. ? A type: Carburizing and quenching competitive product pull stud
Technology: High quality low carbon alloy steel processing thread after carburizing and quenching; the holder with high hardness (Resistance to wear and long service life); the thread with slightly low hardness (contributing to protecting the thread of toolholder); the core with the lowest hardness (resistance to shock), accurate dimensions and applicable for high-end toolholder. ? B type: Carburizing and quenching common pull stud
Technolgy: High-quality low-carbon alloy steel carburizing and queching, hard externally and soft internally, excellent resistance to impacts. High safety, moderate price, biggest market.? Testing ? Factory ? Contact Information Contact:?Emily Wei Mobile/Whatsapp: +86 18638885093 Skype:?portableedm