RS PRO HSS Helical 4-Flute Jobber Drill Bit 1.75 mm Shank, 46 mm Overall Length, 118° Point Angle, Black Bright 788-4987

RS PRO 788-4987 is a professional range high-speed steel (HSS) jobber drill bit set designed for precision drilling applications in industrial, mechanical, and manufacturing settings. This set includes 5 drill bits with a 1.75 mm shank size, overall length of 46 mm, and drilling length of 22 mm. The drill bits feature 4 helical flutes and a drill point angle of 118 degrees, optimized for clean, precise cuts in tough materials.

The black bright finish improves corrosion resistance and ensures durability during heavy use. Conforming to DIN 338 standards, these drill bits are reliable for use on alloy steel, hardened steel, stainless steel, cast iron, and titanium, making them ideal for metalworking, engineering workshops, and precision maintenance tasks.

This set provides versatility and efficiency with five identical drill bits to replace worn tools or accommodate multiple operators. The ergonomic shank diameter of 1.75 mm allows compatibility with standard precision drills and tool holders. The helical flute design enhances chip clearance, reducing heat and wear during drilling operations.

Made from high-speed steel for durability and sharpness. 4 helical flutes for enhanced chip evacuation. Black bright finish for corrosion protection. 118° drill point angle for versatile metal drilling. Compliant with DIN 338 standard for quality assurance.

Ideal for drilling tough metals including steel and titanium. 5 pieces included to ensure ongoing productivity. Compact 46 mm overall length for precision drilling depth.

These RS PRO HSS Drill Bits are essential tools for industrial workshops, mechanical maintenance, metal fabrication, and laboratory prototyping. Their precision engineering ensures reliable, efficient drilling on a variety of hard materials. Browse our drill bit selection for complementary sizes and accessory tools.