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
- Steel
Recommended applications
Typical jobs and operations
- High speed steel
- Aircraft, aerospace and general machining work requiring a flat seat around a drilled hole
- 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 typeCounterbores
Tool subtypeAircraft Counterbores
Detailed styleHSS
Manufacturer seriesDEWA/CCBR
Series familyDEWA/CCBR
Measurement systemImperial
Tool materialHigh Speed Steel
Coating / finishUncoated (Bright)
Manufacturer part numberDEWA/CCBR15/16
Dimensions & fit
Size15/16"
Increment1/3 in
Cutting diameter15/16"
Overall length3-1/8"
Shank diameter1/4"
Pack quantity1
Cutting geometry
Shank typeRound
04 -- Why Choose this series
Series advantage
Why choose the DEWA/CCBR series
DEWA/CCBR
Two-piece HSS aircraft counterbore with an integral 1/4 in shank and interchangeable pilot
Features supporting this advantage
- Two-piece HSS aircraft counterbore with an integral 1/4 in shank and interchangeable pilot
- High Speed Steel
- Uncoated (Bright)
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
Drill America DEWA/CCBR15/16 15/16 in x 3/16 in HSS Aircraft Counterbore — 1/4 in Shank
DEWA/CCBR15/16 is a Drill America hss aircraft counterbore sized at 15/16 in x 3/16 in. A counterbore enlarges the mouth of a previously drilled hole to create a flat-bottom recess for a fastener head, washer or related hardware.
Aircraft, aerospace and general machining work requiring a flat seat around a drilled hole. This aircraft counterbore uses a 1/4 in shank. High speed steel construction for dependable cutting performance.
Key Features
- Manufacturer: Drill America.
- MPN: DEWA/CCBR15/16.
- Size: 15/16 in x 3/16 in.
- Tool type: HSS Aircraft Counterbore.
- Material: High speed steel.
- Finish: Uncoated (bright), where specified by the source product family.
- Application: Aircraft, aerospace and general machining work requiring a flat seat around a drilled hole.
- Package quantity: 1.
- UPC: 887861128858.
Technical Specifications
| Manufacturer part number | DEWA/CCBR15/16 |
|---|---|
| Size | 15/16 in x 3/16 in |
| Tool type | HSS Aircraft Counterbore |
| Application | Aircraft, aerospace and general machining work requiring a flat seat around a drilled hole |
| Material | High speed steel |
| Source specifications | Bore 15/16 in; pilot 3/16 in; shank 1/4 in |
| Package quantity | 1 |
| UPC | 887861128858 |
Secure the workpiece, use suitable cutting fluid when appropriate and wear proper eye protection. Confirm the pilot, shank and fastener dimensions before use.
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
Built for the way businesses buy
For distributors, wholesalers, machine shops and contractors: apply for Net 30 terms, email a PDF purchase order or request tailored business pricing.
Canada & United States
Purchasing in CAD
Net 30 terms available after credit approval
PDF purchase orders accepted directly by email
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.