Description <br> 4pcs set air hammer bits, perfect for using in the tire repairing. <br> Oval-shaped surface design, can be used to form metal plates, rivets, knock out and so on. <br> Suitable for any hammering operation, such as ball joints and u-joints. <br> Can be installed on the air shovel/air hammerhead to use. <br> Durable and practical to use. Fit for automotive industry, sheet metal industry, tire repair industry, construction industry, machinery factory production line and so on. <br> <br> Air Hammer Head-4pcs: Size: 25 x 180 mm(1pc),30 x 100mm(1pc),35 x 80mm(2pcs) <br> Application: Perfect for general knockin, rusting removal. <br> Applicable to paint, auto repair, hardware, ceramic lighting, stone processing, wall treatment (construction), carving process, grinding and other operations. <br> color:Black gray <br> Material:steel <br> <br> Package Contents: <br> 1 set x Air Hammer Head(4pcs) <br> <br> Only the above package content, other products are not included. <br> Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm. <br>