

Set of five high-speed steel (HSS 4241) metal drill bits by Sthor, each with a 9.0 mm diameter. These bits feature a ground surface and a 135° split point tip, providing precise self-centering without pre-punching. Suitable for drilling into steel, stainless steel, aluminum, and non-ferrous metals.
Compliant with DIN 338, the bits offer industry-standard dimensions and performance. The cylindrical shank fits standard drill chucks, making them compatible with handheld and bench drills. Ideal for workshop, maintenance, and light industrial applications.
• Diameter: 9 mm
• Shank type: cylindrical
• Material: HSS 4241
• Surface finish: ground
• Standard: DIN 338
• Tip angle: 135°
• Split point: yes
• Quantity in set: 5
• Application: steel, non-ferrous metals, aluminum
Manufacturer TOYA S.A. Sołtysowicka 13-15 51-168 Wrocław Poland info@yato.pl
Responsible person TOYA S.A. Sołtysowicka 13-15 51-168 Wrocław Poland info@yato.pl
Ground premium HSS drill from the HSS 4241 series, intended for professional drilling in stainless steel, high-carbon steel and cast iron, with a diameter of 5.5 mm and a length of 90 mm, characterized by an additional cutting edge, a "split point" blade of 135°, and a turned handle , ensuring precise and fast drilling in accordance with the DiN 338 standard. YT-44221
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