Title: Bosch NAA 70/1-D Professional SDS-plus Hammer Drill Bit – 70mm Diameter for Concrete & Masonry

Product Overview:
The Bosch NAA 70/1-D SDS-plus Hammer Drill Bit is engineered for superior performance and exceptional durability in demanding drilling applications. Designed for professional tradespeople and serious DIY enthusiasts, this high-quality drill bit delivers fast, precise, and efficient drilling in concrete, reinforced concrete, masonry, and natural stone. Featuring advanced carbide technology and an optimized flute design, the NAA 70/1-D ensures maximum power transfer and rapid debris removal, significantly extending tool life and reducing user fatigue. Trust Bosch for reliable, long-lasting performance on every job. This heavy-duty concrete drill bit is an essential tool for any construction or renovation project requiring robust and accurate hole drilling. Part Number: NAA 70/1-D.

Key Features & Benefits:

Optimized Carbide Tip: Provides exceptional wear resistance and extended lifespan, even in tough materials like reinforced concrete with rebar.
Robust SDS-plus Shank: Ensures maximum power transmission and secure grip in all SDS-plus rotary hammers, preventing slippage and enhancing safety.
Aggressive Flute Design: Facilitates rapid dust and debris removal, reducing friction and heat buildup for faster drilling speeds and prolonged bit life.
Precision Centering Tip: Allows for accurate spot drilling and prevents bit wandering, ensuring clean, precise holes from the start, crucial for anchor installations.
High-Strength Steel Body: Heat-treated and hardened for superior bending resistance and durability under high impact loads, minimizing breakage.
Reduced Vibration: Engineered for smoother operation, minimizing user fatigue and enhancing control during extended use, improving overall productivity.
Versatile Performance: Ideal for a wide range of construction and renovation tasks, offering consistent results across various hard building materials.
Professional Grade Quality: Manufactured to Bosch's rigorous standards, guaranteeing reliability and peak performance for the most demanding jobs.

Applications:

The Bosch NAA 70/1-D SDS-plus Hammer Drill Bit is an indispensable tool for a multitude of professional and heavy-duty DIY applications, including:
Drilling large diameter anchor holes in concrete and heavily reinforced concrete structures.
Creating precise openings for electrical conduits, plumbing pipes, and ventilation systems in masonry walls.
Installation of heavy-duty fixtures, structural elements, and mounting brackets.
General construction, renovation, and demolition projects requiring robust and reliable drilling.
Suitable for use in a wide array of hard building materials such as brick, concrete block, natural stone, and artificial stone.

Technical Specifications:

Part Number: NAA 70/1-D
Alternative Part Number: NAA701D
Diameter: 70 mm
Working Length: 550 mm
Total Length: 600 mm
Shank Type: SDS-plus
Material: High-grade Tungsten Carbide Tip, Hardened Alloy Steel Body
Drilling Type: Hammer Drilling, Rotary Hammer Drilling
Recommended Materials: Concrete, Reinforced Concrete, Masonry, Brick, Concrete Block, Natural Stone, Artificial Stone
Compatibility: All rotary hammers with SDS-plus chuck systems
Weight: 1.8 kg