Description
Drillco 174F20821 1-1/8″ x 21″ SDS-Max Masonry Drill is a robust drill bit engineered for heavy-duty drilling in concrete, masonry, and reinforced concrete. Featuring advanced 4×90° head geometry, it prevents locking when encountering rebar on the side, enabling smooth and uninterrupted drilling. Designed to crush and pulverize rebar, this bit ensures long tool life and reliable performance for demanding construction tasks.
Features:
- 4×90° head geometry prevents bit lock-up on side contact with rebar.
- Built to crush and penetrate rebar in reinforced concrete applications.
- 21″ length suitable for deep drilling and hard-to-reach areas.
- Constructed from premium, wear-resistant steel for extended durability.
- SDS-Max shank provides secure retention and efficient power transfer.
- Optimized flute design enhances dust and debris removal.
- Compatible with SDS-Max rotary hammer drills for professional use.
Benefits:
- Minimizes downtime by avoiding bit lock-up when hitting rebar.
- Delivers clean, fast, and precise holes in tough materials.
- Durable construction stands up to rigorous job site conditions.
Technical Specifications:
- Model: 174F20821
- Size: 1-1/8″ diameter x 21″ length
- Shank Type: SDS-Max
- Head Geometry: 4×90°, anti-locking design for rebar drilling
- Material: High-quality, reinforced steel
- Application: Drilling concrete, masonry, and reinforced concrete with rebar
- Series: 1740
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