High precision high flexibility ER16 A Type nuts

High speed high accuracy high durability ER16-A Type nuts

High Precision ER16 collet A type nut for ER type handle, the knife rod, extension rod nut. Selection of Japanese high quality steel: SUJ2,which has a higher flexibility and service life. Our product has high clamping force and big clamping range, with high precision and can be used for boring , milling, drilling, taping, grinding and engraving machine. ER collet all through high precision grinding, precision manufacturing line with the German DIN 6499 specifications.

We also serve other many kinds of nuts, such as ,A type,GER type,MS type,UM type,M type ,KM type,NER type,and so on.The size of ER-A Type is ER11A,ER16A,ER20A.

Comprehensive features of ER nuts
1.Material:20CrMnTi.

2.Heat treatment and thermal aging treatment have improved the stability of accuracy and dimensions.

3.Thread and a slope of 30 degrees have once molding processed.The tolerance class of thread use 4H,accuracy detected one by one.

4.Pre-balance is G2.5-20000RPM.

G2.5-30000RPM.

G6.3-18000RPM.

5.Surface coating processing treatment,improve surface hardness and endurance,cleaness better,antirust,accuracy more stable,surface more smooth,feel comfortable,appearance nice.