RYU MASONRY 4.0 X 40 X 70 MM

Function: 4.0 mm diameter masonry drill bit (70 mm length) for small precision pilot holes in masonry walls.
Material: High-carbon steel shank with Tungsten Carbide Tip.
Usage Instruction: 1. Clean shank of dust and grease.
2. Insert bit shank into 13mm impact drill chuck.
3. Tighten chuck key evenly across all 3 holes.
4. Set drill to Impact Hammer mode.
5. Drill perpendicular to wall surface at 90°.
Power: None / Manual
Product Completeness: 1 x RYU Masonry Drill Bit 4.0 x 40 x 70 mm