Rotary hammer DeWalt DCH172N-XJ — cordless SDS-plus, weight 1.8 kg, width 73 mm, height 176 mm

18V brushless hammer drill with high-efficiency motor designed for extended runtime and reduced maintenance. Delivers 1.4 J of impact energy and variable impact rate up to 4,980 bpm with a no-load speed range up to 1,060 rpm, suitable for drilling anchors and fixing holes in concrete, brick and masonry for drill sizes from 4 mm to 16 mm. Features lanyard-ready attachment points for secure working at height.

Advantages

The brushless 18V motor provides longer runtime and lower upkeep compared with brushed alternatives. The 1.4 J impact energy and wide speed range allow precise control when drilling anchors and fixing holes in hard materials. Lanyard-ready attachment points increase safety when working on ladders or scaffolds.

Key specifications

• Voltage: 18 V
• Motor type: Brushless
• Impact energy: 1.4 J
• Impact rate: 0–4,980 bpm
• No-load speed: 0–1,060 rpm
• Recommended drill diameter for concrete/brick/masonry: 4–16 mm
• Lanyard-ready attachment points: Yes

How to use

Select an appropriate drill bit for the intended diameter (4–16 mm) and secure it in the chuck. Set the drill to hammer mode when working with concrete or masonry and adjust speed according to material hardness. Apply steady pressure and keep the tool perpendicular to the surface. Use the lanyard attachment points when working at height for additional fall prevention and follow standard safety practices including eye and hearing protection.

Recommendations

Use compatible 18V lithium-ion batteries with sufficient capacity for extended work sessions, and inspect drill bits regularly; replace worn bits to maintain drilling efficiency and safe operation.