Built for controlled drilling in production assembly, aircraft maintenance, fabrication, and industrial MRO work, the Dotco 14CNL92-51 non-reversible pneumatic drill delivers 0.9 HP with a 3,200 RPM free speed for applications that require a balance of torque and speed. As part of the 14CNL Series, this rear exhaust air drill is suited for repetitive forward-drilling operations where consistent performance and dependable handling matter throughout the workday.
The lower 3,200 RPM speed compared with higher-speed drills in the same series can be useful when drilling larger holes, working with tougher materials, or using tooling that benefits from more controlled cutting speed. Rear exhaust helps direct spent air away from the work surface, reducing air blast near chips, fixtures, and layout marks.
Type: Pneumatic Drill | Series: 14CNL Series | Power: 0.9 HP | Operation: Non-Reversible | Free Speed: 3,200 RPM | Exhaust: Rear Exhaust
Features:
- 0.9 HP pneumatic motor supports repetitive drilling in production and maintenance environments.
- 3,200 RPM free speed provides controlled drilling performance for applications requiring moderate cutting speed.
- Non-reversible operation is suited for dedicated forward-drilling tasks.
- Rear exhaust directs discharged air away from the immediate work area.
- 14CNL Series construction supports demanding shop, assembly, and MRO drilling operations.
- Air-powered design helps maintain consistent performance during extended use when paired with properly prepared compressed air.
Made in USA: 
Applications:
- Aircraft manufacturing and maintenance drilling operations.
- Metal fabrication and fixture-based production work.
- Industrial assembly lines requiring repeatable forward drilling.
- Maintenance, repair, and overhaul facilities.
- General shop drilling where pneumatic tool durability is preferred over electric operation.
FAQs:
- Q: What does non-reversible mean on this drill?
A: Non-reversible means the drill runs in the forward direction only. It is intended for drilling operations where reverse rotation is not required. - Q: When should I choose a 3,200 RPM drill instead of a faster model?
A: A 3,200 RPM drill is often preferred when the application calls for more controlled cutting speed, especially with larger drill sizes or tougher materials. - Q: What is the benefit of rear exhaust?
A: Rear exhaust routes spent air away from the drilling point, helping reduce air blast around chips, fixtures, and marked work surfaces. - Q: Can this drill be used for production work?
A: Yes, this pneumatic drill is appropriate for repetitive production drilling when the air supply, bit selection, and material requirements match the tool’s specifications.
| SKU | Termination | Free Speed (rpm) | Exhaust | Weight Lb |
Weight (kg) | Length in |
Length (mm) |
|---|---|---|---|---|---|---|---|
| 14CNL91-51 | 3/8“ Chuck | 5200 r/min | Rear | 2.43 | 1.10 kg | 7.2 | 183 mm |
| 14CNL92-51 | 3/8“ Chuck | 3200 r/min | Rear | 2.43 | 1.10 kg | 7.2 | 183 mm |
| 14CNL95-51 | 3/8“ Chuck | 1300 r/min | Rear | 2.87 | 1.30 kg | 8.6 | 218 mm |
| 14CNL97-51 | 3/8“ Chuck | 500 r/min | Rear | 3.53 | 1.60 kg | 9.1 | 231 mm |
| 14CNL98-51 | 3/8“ Chuck | 6000 r/min | Rear | 2.2 | 1.00 kg | 6.8 | 173 mm |
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Need help selecting the correct Dotco Drills for your application? Please call (800) 608-5210 or email info@intlairtool.com
warning WARNING: This or other products sold on this website may expose you to chemicals known to the State of California to cause cancer and birth defects or other reproductive harm.
For more information go to www.P65Warnings.ca.gov
