Atlas Copco cluster drills combine multiple down-the-hole hammers into a single canister. Cluster drills are custom-engineered and manufactured to meet each customer’s unique hole-size requirements. Capable of drilling 32- to 70-inch diameter holes, the Atlas Copco cluster drill is ideal for construction and geotechnical industries. The drills feature exclusive, patented technology for self-indexing and quick-release bits, as well as a compact and lightweight design.