The Ec/Ed tool holder is made specifically for the WM210v lathe. Which is 10mm (0.393) wider than the Aa, which gives it better clamping capacity.

Ec Model : S/N:01013, Hole diameter : 18mm. Ed Model : S/N:01014, Hole diameter : 18mm. (Ec is made of steel, Ed is made of stainless steel). Tool post&holder with precision profile-ground gearing.

A Most of the market are 45# steel, it can also meet your basic use requirements, but over time, the screw that fixes the tool may have the problem of deformation, because the hardness is not enough, so we manufactured the stainless steel material, it is harder than the 45# steel material, the service life is longer. Q How do I choose them? A If you use it less often, you can choose 45# steel, if you use it more often it is recommended to choose stainless steel, it can accompany you for a longer time.

Q How to choose the right quick-change tool holder for your lathe? A You can choose a model with a tool holder width "Lg" similar to the width of the square tool holder of the lathe.
But other parameters also need to be considered. Width of tool holders for different models. This item is in the category "Business & Industrial\CNC, Metalworking & Manufacturing\Metalworking Equipment\Metalworking Lathes". The seller is "anruimachine" and is located in this country: CN.
This item can be shipped to United States, Mexico, Germany, Japan, United Kingdom, France, Australia.

• Material: Ec (45# steel)
• Brand: AUIDO
• Chuck Size: 4 in
• Treated Material: Metal
• Machine Type: Metal Lathe
• Max Spindle Speed (RPM): 2001 - 2500
• Distance Between Centers: 10 in - 20 in
• Model: Bed 150-250mm
• Country/Region of Manufacture: China
• Swing Over Bed: 10 in