Features Quantity: There are 10 kinds of soldering iron tips in this set. You can choose the right soldering iron tip according to different soldering needs to meet the basic needs of use. Application: Practical, these soldering iron tips are suitable for 936, 937, 938, 969, 8586, 852D soldering stations. Parameters: Length: about 42 mm/1.65 inches, outer diameter: 6mm / 0.23", inner diameter: 4mm / 0.15", the soldering iron tip is easy to install and use quickly. Maintenance: Try tinning the tip while heating. If you leave the soldering iron tip for too long or run it too hot, the soldering iron tip will burn off the solder and turn black. Material: These soldering iron tips are made of high-quality oxygen-free copper, easy to tin and anti-magnetic, suitable for low temperature soldering. Description: Copper soldering tips are suitable for lower temperature soldering. There are 10 types of soldering tips in this set and you can choose the proper one for different soldering needs, for example, shape b all-round type which can be used from any direction and is easy to hold at any position, possible to solder any surface from small to large; and shape k type has a shape like a knife and is capable of soldering by applying the tip in 3 ways: line, face and point, it is used for soldering at narrow pitches, correction of bridging and drag soldering. Get this set of tips and make your soldering work easier. Specifications: Material: Oxygen-free copper Surface Finishing: Electroplating(iron&nickel) Length: Approx. 42mm / 1.65" Outer Diameter: 6mm / 0.23" Inner Diameter: 4mm / 0.15" Temperature Range: 200℃~480℃ Shape: I, SI, B, K, 1.2D, 2.4D, 3.2D, 2C, 3C, 4C Quantity: 1pc each(total 10pcs) Suitable for: 936, 937, 938, 969, 8586, 852D soldering station Package Includes: 10pcs x Soldering Tips Package List