Drillco 29/32 High Spiral Flute 1/2 Shank Nitro Construction Reamer (428N158)

Description

Drillco 428N158 29/32 High Spiral Flute 1/2 Shank Nitro Construction Reamer is designed for heavy-duty construction applications where precise hole sizing and fast material removal are critical. The reamer features a black and gold surface treatment that adds hardness and maximum lubricity without increasing brittleness. Its 6-flute high spiral design ensures fast, efficient cutting while reducing chip size and chatter. The 3-flats reduced shank provides secure gripping and improved control during operation.

Features:

• Black and gold surface treatment for durability and smooth operation
• 6-flute high spiral design for fast shearing cuts
• Reduces chip size and minimizes chatter
• 3-flats reduced shank for secure grip and control
• Common countersink angles: 60°, 82°, 90°

Benefits:

• Efficient and fast material removal for heavy-duty tasks
• Improved hole accuracy with reduced vibration
• Durable design for long-lasting performance in construction

Technical Specifications:

• Model: 428N158
• Size: 29/32″
• Shank: 1/2″ with 3-flats reduced shank
• Type: High Spiral Flute Nitro Construction Reamer
• Flutes: 6-flute high spiral
• Countersink Angles: 60°, 82°, 90°
• Surface Treatment: Black & Gold
• Applications: Heavy-duty construction and material reaming