IRWIN IRW10501942 Speedhammer Plus Drill Bit 3.5mm x 110mm

Set the pace with SPEEDHAMMER™ Plus. With 28% greater flute capacity, the innovative design goes straight in and straight out. It removes dust and debris really fast. And it’s particularly effective in uncured concrete due to clog-free performance. 

• INNOVATIVE HEAD AND TIP GEOMETRY
• 25% thicker carbide tip improves strength and durability. Aggressive concave cutting angles increase drilling speed by up to 20%. Extra short drill bit head clears drilling dust directly into the flute, reducing the risk of clogging. Self-centering point prevents walking
• UNIQUE FLUTE DESIGN
• New extra deep, asymmetrical flute design provides faster dust removal and increases drilling speed
• FULLY HARDENED CHROME-VANADIUM STEEL BODY
• Resulting in maximum rupture strength and longer life
• 50mm Working