Sintered Diamond Engraving Burr Rotary Tool Diamond Bit Set of 20 for Engraving/Etching Stone and Concrete

Sintered burs will last 5 to 10 times longer than diamond plated burs and up to 100 times longer than various types of silicon carbide or aluminum oxide mounted abrasive points. The set consists of 20-pieces of sintered diamond burrs for engraving granite and concrete. It comes 1 each of 20 different shapes with 1/4 in. round shafts.”,”highlights”:null,”collection”:null,”descriptiveAttributes”:[

Etching/engraving hard stones and concrete

Use with rotary tools. 1/4 in. shank fits most rotary tools

Sintered diamond technology for longer life

30/40 grit diamond for aggressive etching/grinding

Wet use recommended for dust control and extended life

1 each of 20 different shapes

Comes in a fine wooden box

Accessory Fitment:Tool-Specific

Application Type:Grinding

Number of Pieces:20

Returnable:90-Day

Rotary Tool Accessory Type:Rotary Bit

Tip Material:Diamond

Tip Shape:Burr

Used With:Brick,Ceramic,Concrete,Fiberglass,Glass or Porcelain,Stone

Diameter (in.):0.875

Product Length (in.):2-1/8 in

Shank Size:1/4 in.