Tempered/ Gas Nitrided Single Hole Barrel has 250mm diameter and is 5 meters long. The Barrel operates on 100 KW power and is capable to drill up to diameter 100 mm directly. The Barrel is made of nitro alloy steel which ensures optimum durability along with complete durability of use. Tempered/ Gas Nitrided Single Hole Barrel is provided with bimetallic sleeving as per requirements.