11%OFF

SFX Brand ER Series External Thread Type ER Nuts 5pcs One Set

SFX Full Models ER Series Nuts(Type A/ Type M/ Type UM/ External Thread Type) 5PCS One Set


High-quality steel, quenching and hardening, stable structure, high precision and wear resistance

Independent patent slot structure design, Clamped and fixed by three protrusions, Accurate positioning, balanced structure, wide application range

Bottom circle marker design, Install and remove collet chuck Intuitive and convenient

One-time processing and forming, ensure assembly accuracy

Automated production of the whole process, Intelligent, mass production. High precision and stability

Each product has a batch number, Sampling hardness test for each batch, Strictly control the quality, Easy to trace

Factory direct sales, Complete Types. Cost is reduced by mass production.

600,000 pieces of standing stock, complete models. 11 years professional experience in nut production.

Monthly production capacity of 100,000 pieces, guaranteed delivery. 5 million pieces of market volume

Free Shipping Fast Delivery. No Import Duty for American Customers.