RUKO SPB-DIN1897-HSSCo-Ø3,0mm broca helicoidal extra curta, HSS-Co, ponta 135°

Machinists and metalworking professionals rely on the RUKO SPB-DIN1897-HSSCo-Ø3.0mm extra short twist drill bit for precision drilling in tight, confined spaces. Its compact design and robust HSS-Co construction make it a go-to choice for accurate holes in sheet metal and thin-walled profiles.

Key specifications

• Diameter: 3.0 mm
• Overall length: 49 mm
• Flute length: 18 mm
• Material: HSS-Co (5% cobalt)
• Point angle: 135°
• Shank: Cylindrical, 3.0 mm diameter
• Standard: DIN 1897
• Cutting direction: Right-hand
• Tolerance: h8
• Surface finish: Bright

Why choose it

The 5% cobalt alloy delivers high heat and wear resistance, extending tool life even in demanding applications. The 135° self-centering point reduces walking and ensures accurate hole placement, while the extra short flute design provides exceptional rigidity for clean, burr-free holes.

Ideal use cases

• Precision drilling in alloyed and unalloyed steel
• Sheet metal and thin-walled profiles
• Spot welding preparation
• Stainless steel, cast iron, and non-ferrous metals
• Plastics and other non-metallic materials

Good to know

Manufactured by grinding from solid, this drill bit offers consistent performance and dimensional accuracy. It is supplied as a single piece, ready for immediate use in your workshop.