You are looking at a brand new Diamond Core Drill bit manufactured by Shellpo Tools. This bit carries an unconditional workmanship warranty against segment loss and cutting quality. These are not the bits you see all over the web manufactured to sell at cheap prices. These are high quality industrial bits used exclusively at rental yard in New England, the New York tri-state area and the East Coast. These bits will drill through anything from the softest of marble to the hardest of granite. These bits are made using a patented one piece Sintering technology which literally molds the segment into the pipe. If the segment ever separates for any reason, please return the bit for a free replacement. We are happy to say out of the 4000+ bits we have sold we have never had to ship a replacement. You will be more than happy with the cutting quality and extremely long life of any of our bits. As always we are striving for you complete satisfaction.

Features include:

Unbreakable one piece technology segments (Patent Pending)

Removable core thread to add extensions

16" Standard Pipe Length

Professional Powder Coat

Cuts all masonry including:

Reinforced Concrete

Green Concrete

Asphalt

Brick

Block

Marble

Limestone

Bluestone

Granite

For Express shipping we use UPS and please ask for an exact quote. Also please note USPS is untrackable. We are able to ship any method you prefer as long as you can contact us, there can be delivery confirmation and we can confirm a cost.