... . 2.easily install, without pour concreate or digging holes. 3.use a wood block,hammer it into the ground. Speed post1.easily ... ,signs,and, mail boxes without concreate or digging holes.2.use a wood block,hammer it into the ground with moderate but ... firm blows.3. as the speed post is driven in, use a level to check positioning.4,when the underside of the ...