Product Name	Steel shaft and sleeves
Material	A3 steel /Steel 4140
Manufacturing process	CNC turning, threading
Surface Treatment	Heat treatment, burrs removing
Tolerance	+/-0.002~+/-0.005mm
Surface Roughness	Min Ra0.1~3.2
Drawing Accepted	STP, STEP, LGS, XT, AutoCAD(DXF,DWG), PDF, or Samples
Usage	Industrial
Lead Time	1-2 weeks for samples,3-4 weeks for mass production
Quality Assurance	ISO9001:2015, SGS, RoHs
Payment Terms	Trade Assurance, TT/PayPal/West Union

Star Machining Technology has served shafts and sleeves for many industries for many years. A wide range of Shaft Accessories are offered by us. Precision and commercial quality shaft/hub clamps are available in.many different styles and sizes for fastening gears, pulleys and dials to a shaft.one piece with tissue paper, 10pcs around a bundle, 400pcs or 500pcs in a carton box which is less than 22 KGS.How much time do you need to give me a quote? Usually, a quotation for a product is sent within 2 days after we receive the inquiry with all the necessary details. What design files can you accept from our company? Most CAD based programs, e.g. DWG, DXF, IGES and most commonly used formats. What types of material can be machined for the sleeves and shafts? Aluminum, Copper Alloys (Bronze, Brass), Titanium, Nickel Alloys and all kind of Plastic material can be machined.  What manufacturing process are the shafts or sleeves to be used? Mostsly by using CNC turning can make a shaft or sleeve, sometimes CNC milling is also need to be used to make holes or irregular shapes processing. If the quantity is larger we will use swiss CNC turning process to make them.  What are your core competencies? We offer high speed precision turning, milling, and assembly of component parts. What information do you need for a quotation? To make a good quotation, we will need the following things: 1.Product drawings or 3D model data files. 2. The quantity of products you are going to make.The samples delivery is about 7~15 days and the lead time for mass production is about 25-40 days.