Now you can use your Vacuum Chuck on your tool post for carving and finishing your work. This new post comes with two 1/4" pipe ports. One on the side and one on the bottom of the post. You choose which is best for your application. Bottom port requires your banjo to have a through hole. Also supplied is one 1/4" pipe plug for you to use to block the unused port. This post can also be used on your bench with the optional bench mount. The 1/4" Quick Change Fitting shown is not supplied. Other post sizes and thread sizes available. Please call or email us for details. VACUUM CHUCK TOOL POST VCTPXXX Regular price: $99.95Sale price: Thread Size: 1"x8TPI1-1/4"x8TPIM30x3.5M33x3.5 OPTIONAL BENCH MOUNTAdd this optional bench mounting base and you can use your vacuum chuck on your work bench. To use the bottom port on the post you will have to drill a 1" hole through your work bench. Comes with 4 - 5/16-18 x 2-1/2" bolts, and all required hardware. OPTIONAL BENCH MOUNT BMB1 Regular price: $39.95Sale price: ©2002 Best Wood Tools All rights reserved. Please send questions and comments regarding this site to BestWoodTools Webmaster. Questions and comments regarding our products or orders should be sent to BestWoodTools Sales