Description
Drillco 428N160 15/16 High Spiral Flute 1/2 Shank Nitro Construction Reamer is designed for heavy-duty reaming in structural steel fabrication, bridge construction, and automotive assembly. Its high spiral flute design ensures efficient chip removal and precise hole enlargement. Nitro surface treatment adds hardness without brittleness, and the black and gold finish provides maximum lubricity. The 3-flats reduced shank ensures a secure fit in drill chucks. Made in the USA.
Features:
- 15/16″ high spiral flute construction reamer with 1/2″ shank
- Tapered point for easy entry into off-center holes
- High spiral flute design with 6 flutes for fast shearing cuts
- Higher flute count reduces chip size and chatter
- Most common countersinking angles available: 60°, 82°, 90°
- 3-flats reduced shank for secure chuck grip
- Nitro surface treatment for added hardness and lubricity
- Made in the USA
Benefits:
- Ensures precise hole enlargement and alignment in structural applications
- Efficient chip removal and reduced chatter improve cutting quality
- Nitro treatment allows drilling harder materials without brittleness
Technical Specifications:
- Model: 428N160
- Type: High Spiral Flute Nitro Construction Reamer
- Size: 15/16″
- Shank Size: 1/2″
- Flute Type: High Spiral, 6 flutes
- Point Type: Tapered
- Material: Premium Cobalt HSS
- Shank Design: 3-flats reduced shank
- Surface Treatment: Black and gold Nitro finish
- Applications: Structural steel fabrication, bridge construction, automotive assembly
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