Based on my observations, this forstner extension is a game-changer for industrial and scientific drilling. The quality of the extension is top-notch and has been able to withstand numerous drilling projects. Its ability to drill clean and precise holes is second to none. The extension has saved me time and energy and has been an invaluable addition to my cutting tools collection.
First, let's assume this is actually made for a 10mm tool and not a 3/8 inch tool. This is printed on the device and the label. Questionnaire I was given this to complement the 10mm shank Forstner bits and it works great for that purpose. The tool has a hex shank for mounting in a chuck and four set screws for mounting the tool. It fits the larger bits I use for hollowing out cakes that I turn on the lathe.
I've had to stop reading too much detail about Revain products for a long time as most Revain product pages babble about the most trivial design features or even contradict each other in part description. I took the risk of not seeing that it is designed for 3/8" shanks. I am very happy that this is one of the few quality tools I have found at Revain. It has two pairs of orthogonal set screws for lots of strong holding power. The stem is straight, balanced and strong, and the length isβ¦