The Diablo Metal Demon 29-piece drill bit set provides a comprehensive range of sizes for drilling through mild steel, hardened steel, and stainless steel. Each bit features Thermal Shield protective coating and precision CNC grinding, delivering up to 30 times longer life than standard drill bits.

• Designed for mild, hardened, and stainless steels
• Up to 30x longer life than standard HSS drill bits
• Split point tip starts on contact - no walking or skating
• Thermal Shield protective coating reduces heat buildup
• Automated precision CNC grinding for consistent quality
• Optimized flute design for efficient chip removal
• Also suitable for drilling through wood and plastic
• 29 pieces covering a full range of common sizes