Description The Ronix RH-5831 masonry drill bit set includes five precision-ground bits sized 4mm, 5mm, 6mm, 8mm, and 10mm, each engineered for exceptional durability and accurate performance in brick, concrete, and masonry. Constructed from high-quality 45# steel and YG8C carbide tips, these bits deliver excellent wear resistance, cutting strength, and heat resistance. With a hardened treatment process and HRC42–48 hardness, this set is built to endure demanding drilling tasks. The bright chrome finish provides rust protection and smooth operation, while the round straight shank design ensures compatibility with most power drills. Whether for home improvement, general building, or workshop tasks, this is the perfect versatile kit for your masonry projects. Features High-quality 45# steel YG8C carbide tips for long life Includes 5 sizes: 4 / 5 / 6 / 8 / 10 mm Sharpened cutting edge for precise performance Hardened process ensures strength and wear resistance Chrome finish for rust resistance and smooth drilling Quick-change round shank fits most power tools Ideal for masonry, brick, and concrete drilling Supplied in durable blister pack Specification Model: RH-5831 Sizes Geometry – Length: 4mm: 75mm 5mm: 85mm 6mm: 100mm 8mm, 10mm: 120mm Sizes Geometry – Diameter: 4 / 5 / 6 / 8 / 10 mm Material: 45# Steel, YG8C Carbide Net Weight: 0.14 kg Hardness: HRC42–48 (for 4,5,6,8mm) Standard: DIN8039 Supplied in: Blister pack
