Brass bolt, head Ø 20 mm, length 50 mm, with centering Ø 3 x 3 mm (11D2-Z)
Shipping
1-3 days delivery
Key Features
- Professional brass survey bolt with precision centering point
- 20mm diameter head
- 50mm overall length
- 3 × 3mm integrated centering point
- Manufactured from corrosion-resistant brass
- Designed for permanent survey control points
- Longer shank for secure installation in solid surfaces
- Provides accurate positioning for surveying equipment
- Suitable for levelling, monitoring and construction projects
- Durable construction for long-term outdoor use
Technical Specifications
- Product Type: Brass Survey Bolt
- Material: Brass
- Head Diameter: 20mm
- Length: 50mm
- Centering: 3 × 3mm
- Application: Permanent survey control marker
- Installation: Concrete, masonry and other suitable solid surfaces
- Suitable for: Indoor and outdoor use
Product Overview
The Brass Survey Bolt Ø20mm × 50mm with 3 × 3mm Centering Point is a precision survey marker designed for establishing permanent control points in surveying, construction and civil engineering applications. Manufactured from corrosion-resistant brass, it provides a durable and reliable reference point for long-term positioning, setting out and monitoring projects.
Featuring a 20mm diameter head, 50mm overall length and an integrated 3 × 3mm centering point, this survey bolt allows surveyors to accurately position prisms, total stations and other survey equipment over a fixed reference point. The longer shank provides excellent anchorage in concrete, masonry and other solid surfaces, making it ideal for permanent installations.