DORMER - A777 Jobber Drill Bit - 4mm - HSCo Cobalt Steel

DORMER

The Dormer A777 Jobber Drill Bit is a high-performance tool engineered for heavy-duty applications. Designed with a 135-degree split point, this drill bit is built to withstand high heat generation, making it an ideal choice for drilling into high-tensile and tough materials, including those commonly found in the aerospace industry. Manufactured from premium HSCo Cobalt steel, these bits offer superior durability and wear resistance compared to standard drill bits. The precision-engineered flute geometry provides excellent chip evacuation, ensuring smooth and accurate drilling every time. Compliant with DIN 338, BS328, and ISO 235 standards, this drill bit provides the professional reliability required for demanding hardware projects. Product Summary: Dormer A777 drill bit, 4mm metric cobalt bit, industrial heavy-duty drill bit, HSCo cobalt steel drill, aerospace grade drill bit.