Technical Specifications:
Diameter: 16mm
Length: 178mm
Steel Type: HSS 4341
DIN: 338
Helix Angle: 15° – 25°
Shank: Reduced to 10mm
Grinding: Cutting Angle 118°
Description:
The HSS DIN 338 42160 (13666) contractile iron drills are helical cylindrical HSS drills with roll forming and a shank reduced to 10mm according to DIN 338 RN standard. They are made from high-quality HSS 4341 steel.
Important Features:
Wide Application: Suitable for drilling in iron, mild steels, soft alloys, plastic, and metals with a resistance index R ≤ 650 N/mm².
Appropriate Use: In hand drills without impact function, at low speed and high pressure, preferably with a keyed drill chuck.
Usage Recommendations: The use of cutting oil is recommended for optimal results.
Packaging: In plastic packaging 10,50 – 20 mm = 1 pc.

