Just received mine. I am impressed with the quality of this tool. Exactly what I expected from Makita. One reviewer said he found the mainstream magazine unreliable, but I disagree. The magazine is made of impact-resistant plastic. That's right, you have to be careful not to drop the gun or do anything that could cause the extension slide to bend sideways too far when the slide is extended to load staples. The same care should be taken when using a stapler with a metal magazine extender. Once…