DescriptionThis is a pack of steel balls which can be used for bearing or slingshot. Adoption of premium material, it is durable, solid and long lasting use. The surface is smooth and even without rust spots. Suitable for bearing, bicycle, electric drill and so on.Feature- Color: As shown. - Material: stainless steel - Diameter: 8mm. - This is a pack of 100Pcs steel ball which can be used for bearing or slingshot. - Adoption of premium material, it is durable, solid and long lasting use. - The surface is smooth and even without rust spots. - Suitable for bearing, bicycle, electric drill, slingshot and so on.