High-performance Installation/Template Drill Bit (Extra Long) from amsuo. Features:The rod body is exceptionally long, capable of penetrating thick walls, and equipped with a centering cone. Ideal for Construction, Electrical installation.
Extra-long alloy tool steel rod that reaches through thick walls and cavity spaces. The exceptionally long body penetrates thick walls for installation and template drilling, while the centering cone keeps the entry clean and the bit true. Factory-direct from a 20-year precision-tools manufacturer with ISO 9001 / 14001 / 45001 triple-system certification.

This installation/template drill bit (extra long) is designed for industrial-grade construction and electrical installation. The exceptionally long rod body penetrates thick walls and is equipped with a centering cone.
| Item | Value |
| Category | Wood Working Drills |
| Product Name | Installation/Template Drill Bit (Extra Long) |
| Material | Alloy Tool Steel |
| Application | Construction, Electrical installation |
| Features | Exceptionally long rod body, penetrates thick walls, equipped with a centering cone |
Produced in an ISO 9001 / 14001 / 45001 triple-certified facility — every bit is inspected before packing.
The extra-long rod is engineered for thick-wall penetration — confirm the exact length and diameter with our sales team before ordering.
It centers the bit at the entry point, reducing walk and keeping the hole straight through the wall.
Yes — custom branding, packaging and bulk programs are available.
Email [email protected] or message us on WhatsApp for wholesale pricing, samples and lead times.
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