Description
Drillco 428A149 0.776 High Spiral Flute 1/2 Shank Construction Reamer is engineered for heavy-duty reaming in structural steel fabrication, bridgework, and industrial assembly applications. The tapered point allows smooth entry into off-center or misaligned holes, ensuring precise and accurate hole enlargements. Its high spiral flute design enhances chip removal, reduces heat buildup, and delivers a consistent, smooth surface finish. The 3-flats reduced shank provides a secure, slip-free grip in the chuck, making it suitable for demanding fabrication environments.
Features:
- 0.776-inch high spiral flute construction reamer with 1/2-inch shank
- Tapered point for easy entry into misaligned or undersized holes
- High spiral flutes for efficient chip removal and smooth surface finish
- 3-flats reduced shank for secure, slip-free chuck grip
Benefits:
- Ensures precise, clean, and accurate hole enlargements
- Reduces heat buildup and improves cutting efficiency
- Durable construction for long-lasting industrial use
- Reliable performance in structural steel and bridgework applications
Technical Specifications:
- Model: 428A149
- Size: 0.776 inch
- Shank Size: 1/2 inch
- Shank Type: 3-flats reduced shank
- Point Type: Tapered point
- Flute Type: High spiral flutes
- Applications: Structural steel fabrication, bridgework, industrial assembly






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