★【Package include】40 pcs 1/8" ,40 pcs 3/16", 50 pcs 1/4", 30 pcs 5/16", 30 pcs 3/8", 20 pcs 1/2" Total 210pcs and placed in a complete Box. | ★【Application】Connects to copper, brass, aluminum, or plastic tubing, used to connect lines for air,water,fuel,oil and inert gases in a quick and simple way. | ★【Material】Made of pure brass, ductility at high temperatures, and low magnetic permeability, strong, corrosion-resistant, durable. | ★【Limit level】3000 PSI working pressure, Temperature range of -65°F to 250°F (-53°C to 121°C) | ★【Guarantee】We guarantee that our products are of high quality and affordable. We are committed to providing better service, cherish every customer, and hope you can have a better shopping experience.

[12 sizes of bearing balls] The precision steel bearing ball classification kit contains 12 sizes: 1mm2mm2.5mm3mm3.5mm4mm4.5mm5mm5.5mm6mm7mm8mm, total 620pcs, and packed in a plastic box, they are easy to distinguish. | [Product function]: These bearing balls are installed between the inner ring and the outer ring to reduce friction when the bearing rotates. Will reduce the damage to the machine and extend the service life. | [Performance] The surface is coated with a small amount of grease to improve lubrication and prevent corrosion and rust. It is suitable for humid environments. The heat treatment process makes the bearing ball very strong, not easily deformed for a long time and can withstand voltage. | [High-quality material] It is made of high-quality 304 Stainless steel, high-precision machine, corrosion-resistant, high-precision, high-hardness, smooth and burr-free. | [Wide application] Widely used in motorcycles, bicycles, casters, household furniture, door locks, drawer slides and many other applications.

★ Each size is individually packaged and placed in a plastic box with a label (see photos) | ★ Material :All bearings steel ball are made of high hardness strong chrome steel, produced in accordance with the highest industry standard . | ★Precision steel balls are corrosion resistance and high hardness, free of cracks and chips. they could serve for a long time. | ★Including: 100 balls each of the following sizes: 1/4" 7/32" 3/16" 5/32" 1/8" and 3/32" . Total is 600pieces. | ★Application:Chrome steel balls are primarily used in precision ball bearings, bicycles, casters, drawer slides, door locks, target shooting, and many other applications.