Features： 1、WILL NOT DAMAGE: The soft rubber surface will not damage small parts or surface of finished products even if hit hard 2、MINIMIZE SCRATCHES AND SURFACE DAMAGE: Rubber head helps minimize scratches and surface damage, useful, practical, and protect your items 3、RESISTANT TO KNOCKING: The hammer head is made of good quality rubber, durable, light weight, resistant to knocking, non slip and oil proof 4、QUICKLY AND EASILY CHANGE: With mounting screw button, you can quickly and easily change to other hammers. This is the best replacement for damaged hammers 5、MOUNTING HAMMER ACCESSORIES: Used for mounting hammer accessories, installation thread specifications is M10x1, convenient to use Specification： Item Type: Rubber Striking Head Material: Rubber Purpose: Install hammer accessories Installation Thread Specifications: M10x1 Package List： 2 x Yellow Rubber Striking Head 2 x Black Rubber Striking Head