Description
Drillco 125SF228 1-7/16″ Nut Shank Nitro Construction Reamer is purpose-built for high-demand structural reaming applications, particularly where overhead or vertical work increases the risk of tool slippage. Featuring embedded Neo-40 magnets in the hex nut shank, this Safety-First reamer offers secure retention in impact sockets to maximize user safety. Constructed from premium cobalt high-speed steel and finished in Black & Gold, it delivers exceptional strength, speed, and longevity in tough construction environments.
Features:
- Made with premium grade cobalt HSS to drill harder materials
- Cobalt drills can drill approximately 30% faster than standard HSS drills
- Self centering 135° split-point for reduced thrust requirements and minimized walking
- 6″ overall length for extra reach in hard-to-access locations
- Bronze surface treatment for high lubricity and wear resistance
- Round shank with hex nut design and embedded Neo-40 magnets for secure socket retention
Benefits:
- Performs exceptionally well on hardened alloys and structural metals
- Reduces risk of tool drops during overhead or angled drilling
- Maintains accuracy and control, even without pilot holes
- Faster drilling speeds improve jobsite efficiency
- Increased lifespan under high-heat and high-torque use
Technical Specifications:
- Model: 125SF228
- Size: 1-7/16″
- Material: Cobalt high-speed steel
- Point Angle: 135° split point
- Surface Treatment: Bronze
- Finish: Black & Gold
- Shank Style: Nut shank with embedded magnets
- Application: Structural steel and heavy-duty construction reaming






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