The Bosch Universal Diamond Dry Core Cutter in 48mm is a versatile mid-range size, well suited to drilling holes for back boxes, conduit runs, and larger socket installations in masonry walls. The 48mm diameter provides ample clearance for standard back boxes used in domestic and commercial electrical installations. Laser-welded diamond segments deliver the durability needed for repeated dry masonry drilling, cutting cleanly through limestone, brick, and masonry without requiring water. This keeps the working environment tidier and speeds up overall job completion. Designed to fit ½-inch threaded diamond drills, it slots easily into your existing diamond drilling setup. Features and Benefits: • Laser-welded diamond segments for consistent, long-lasting performance • Dry masonry drilling — clean operation with no water needed • Suitable for limestone, brick, and masonry • Ideal for back boxes, conduit runs, and socket installations • Fits ½-inch threaded diamond drills

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