326012 Rotary Hammer Masonry Drill Bit, 3/8 In. X 12 In.

The Irwin 326012 is a rotary hammer masonry drill bit designed for use with hammer drills equipped with a 3-jaw or Jacobs chuck. This 3/8-inch diameter, 12-inch overall length bit is built for drilling into masonry materials and is suitable for both professional contractors and DIY enthusiasts working on construction and renovation projects.

The advanced flute geometry removes dust from the hole more quickly, allowing for faster drilling and reducing wear on the bit. Whether you're installing anchors in concrete walls, drilling for electrical conduit, or creating holes for fasteners in brick and stone, this bit delivers the durability needed for demanding masonry drilling tasks.

Features and Benefits

• Chrome Vanadium Steel Construction: Through-hardened to 50–53 HRC with a shot-peened, double-tempered finish for exceptional durability and resistance to bending and breakage.
• Copper Braze Material: Provides high heat resistance, allowing the bit to withstand the elevated temperatures generated during heavy-duty drilling without losing strength.
• Efficient Flute Design: The 2-flute geometry removes dust and debris from the hole more quickly, improving drilling efficiency.
• Universal Chuck Compatibility: Fits all hammer drills with a 3-jaw or Jacobs chuck, ensuring compatibility with most standard rotary hammer drills.
• ANSI-Compliant Tips: All tips are manufactured to meet ANSI specifications, guaranteeing consistent quality and performance across every use.

Specifications

• Brand: Irwin
• Model: 326012
• Diameter: 3/8 inch
• Overall Length: 12 inches
• Flute Design: 2-flute
• Shank Type: Straight shank
• Material: Chrome vanadium steel
• Hardness: 50–53 HRC, through-hardened
• Finish: Shot-peened, double-tempered
• Brazing Material: Copper braze
• Chuck Compatibility: 3-jaw or Jacobs chuck
• Tip Standard: ANSI specifications