STAHLWILLE Ring Spanner Metric 16 mm x 17 mm Offset Head 15° Chrome Alloy Steel 255mm Overall Length 41041617

STAHLWILLE 41041617 Ring Spanner is a precision industrial hand tool designed for fastening and loosening hexagonal nuts and bolts in professional settings. This dual-size spanner features metric boxed ends of 16 mm and 17 mm, paired with a 15° offset head profile, allowing efficient access to fasteners in tight or recessed locations while maintaining excellent grip across six contact points.

Constructed from robust chrome alloy steel, the tool combines strength with corrosion resistance through its round finish, facilitating easier cleaning and prolonged service life. Its overall length of 255mm provides enhanced leverage to apply greater torque on stubborn fasteners, improving mechanical efficiency during assembly and maintenance tasks.

The manufacturing process adheres to multiple international standards such as ISO 10104, ISO 7738, DIN 838, ISO 10102, DIN 3113, DIN 3110, and DIN EN ISO 9001 ensuring dimensional and material quality for professional reliability. It is suited for diverse applications including control cabinet assembly in automation, maintenance of electrical enclosures, mechanical plant repair, and electronic housing installation.

Key benefits include the 6-point profile that reduces fastener rounding, enabling secure contact; and the offset angled head that facilitates work in congested areas, increasing operator accessibility. Its metric sizing complies with common professional tool requirements providing versatility on site for quick size changes between 16 mm and 17 mm fasteners.

The chrome finish protects against corrosion and simplifies cleaning. The offset head at 15° allows access to obstructed fasteners in tight spaces. The 6-point design improves grip stability and reduces rounding on nuts and bolts.

Precision production according to ISO and DIN standards guarantees accurate fit and dependable performance. Chrome alloy steel composition offers strength combined with wear resistance for prolonged tool life.

This spanner is an essential addition for industrial, electrical, mechanical, and automation workshops requiring reliable, ergonomic access to fasteners. Its German origin assures premium manufacturing quality, making it suitable for heavy-duty professional applications across manufacturing, construction, and maintenance sectors.

Explore more precision tools like this in the EnvMart collection for industrial hand tools to equip your workplace with trusted and durable equipment.