PROJAHN Rotary Hammer 4 PLUS Drill Set 6-12 mm 5pcs | 83045

The PROJAHN Rotary Hammer 4 PLUS Drill Set is engineered for maximum drilling speed and stability. Made from high-quality tempered steel, these bits are perfect for concrete, masonry, and natural stone. Featuring a 2-flute geometry with large-volume spirals, the drills ensure optimal chip removal. The carbide plates are equipped with three crushers and a shovel-effect for efficient impact and torsion. The core-reinforced spiral design reduces friction and enhances durability, while wear marks indicate if the tool remains suitable for dowel-compatible holes.

Specifications & Features:

• Material: High-quality tempered steel
• Pieces: 5 (6, 8, 10, and 12 mm)
• Design: 2-flute geometry, carbide plates with three crushers
• Spiral: Core-reinforced for reduced friction
• Usage: Suitable for concrete, masonry, and natural stone
• Shank: SDS-plus
• PGM-Certified: Ensures accurate dowel holes and precise concentricity