High-grade steel with diamond particles</br>Fine detail work on hard materials</br>Hard to reach areas</br>Use with #481 collet?? or #4486 Dremel Chuck</br></br>Product Description</br></br>Dremel 7134 A high-speed cutter made of steel tipped with diamond particles 1/8"(2??4mm) shank. Ideal for fine detail work on wood?? jade?? ceramic?? glass?? hardened steel and other hard materials. Removes material quickly and easily. For hard-to-reach areas</br><br/>http://www.amazon.com/gp/product/B002YCTC748