01 — Essential Specifications
Choose with confidence
Essential specifications
The facts that matter most when choosing the right product in this family.
02 -- Materials, Applications & Machines
Working compatibility
Materials, applications & machines
Quickly confirm what the tool can cut, the work it is designed to perform, and the equipment it is intended to run on.
Compatible materials
Recommended workpiece materials
- Stainless steel
- Cast iron
- Aluminum
- Steel
Recommended applications
Typical jobs and operations
- Steel
- stainless steel
- cast iron
- aluminum
- machine-shop hole preparation and finishing
- Holemaking
03 -- Complete Technical Specifications
Technical data
Complete technical specifications
Open only the groups you need to confirm construction, dimensions, and operating requirements.
Construction & identification
Tool typeCountersinks
Tool subtypeFour-Flute Countersinks
Detailed styleHSS · 60°
Manufacturer series799L
Series family799L
Measurement systemImperial
Tool materialHigh-speed steel
Manufacturer part number799L-1-1/4X60
Dimensions & fit
Size1-1/4"
Increment1/60 in
Cutting diameter1-1/4
Overall length2-1/8
Shank diameter1/2
Pack quantity1
Cutting geometry
Countersink angle60.0°
04 -- Why Choose this series
Series advantage
Why choose the 799L series
799L
Large-Diameter Four-Flute Stability — The 799L series is specifically engineered to maintain balance and surface finish at large cutting diameters, where smaller or fewer-flute countersinks can chatter, grab, or lose concentricity.
Features supporting this advantage
- Large-Diameter Four-Flute Stability — The 799L series is specifically engineered to maintain balance and surface finish at large cutting diameters, where smaller or fewer-flute countersinks can chatter, grab, or lose concentricity.
- High-speed steel
05 -- Compatibility & What's Included
06 -- Use Notes & Technical Description
Before you use it
Use notes & technical description
Important fit, operating, and care guidance to review before putting the tool to work.
View the complete technical description
Champion 799L-1-1/4X60 1-1/4" 60° Large 4-Flute HSS Countersink
The 799L-1-1/4X60 is a Champion four-flute countersinks in the 799L series.
Large-Diameter Four-Flute Stability — The 799L series is specifically engineered to maintain balance and surface finish at large cutting diameters, where smaller or fewer-flute countersinks can chatter, grab, or lose concentricity.
Technical Specifications
| Manufacturer part number | 799L-1-1/4X60 |
|---|---|
| Degree | 60 |
| Overall Length (IN) | 2-1/8 |
| Shank Diameter (IN) | 1/2 |
| Order quantity multiple | 1 |
Use a compatible machine or holder, the correct speed and feed, and appropriate personal protective equipment. Follow the manufacturer’s instructions.
How ordering works
A clear process from order to delivery
Whether you need one replacement tool or a recurring supply order, every step is designed for clear communication, accurate fulfillment and dependable delivery.
1
Order submitted securely
Your products, quantities and order details enter our system for verification.
Secure submission
2
Confirmation sent
You receive a clear summary of the items and quantities, ready to review or share.
Details confirmed
3
Picking and packing
Our team prepares the correct products and quantities for safe, accurate transportation.
Carefully prepared
4
Tracking provided
As soon as the carrier label is created, the tracking information is sent to you.
Trackable shipment
5
Delivery to your location
Your order travels to the selected address with clear visibility into its progress.
Dependable delivery
Business purchasing
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Targeted pricing based on products, quantities and repeat needs
Credit decisions are usually completed in 2–3 business days. No minimum order is required to apply.