Drill America - DEWA/CCBR9/16 DEWCBR Series Qualtech High-Speed Steel Aircraft Counterbore, 1/4" Shank Diameter, 1/8" Pilot, 2-13/16" Length, 9/16" Size (Pack of 1)
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- Aircraft counterbore
- High-speed steel tools are good for most general purpose applications, offering a combination of hardness and toughness for wear resistance
- Round shanks allow use with a wide variety of toolholding systems
- Counterboring is the enlargement of a portion of a hole that has previously been formed
- The counterbor is a two-piece construction, having an integral shank and counterbore-cutter, and a pilot that is interchangeable, which provides flexibility in the use of the tool
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Select a product to estimate shipping.Drill America Qualtech DEWCBR series aircraft counterbore. Counterboring is the enlargement of a portion of a hole that has previously been formed. If the counterbored portion is shallow (1/8-inches or less), the operation is usually known as spot-facing; for example, a flat seat for a bolt head or nut. If, on the other hand, the hole is enlarged to a considerable depth, it is designated as counterboring. This counterbore is made of two-piece construction, having an integral shank and counterbore-cutter, and a pilot that is interchangeable, which provides flexibility in the use of the tool. High-speed steel tools are good for most general purpose applications, offering a combination of hardness and toughness for wear resistance. Round shanks allow use with a wide variety of toolholding systems.
Drill America Counterbores
Counterboring is the enlargement of a portion of a hole that has previously been formed. If the counterbored portion is shallow (1/8” or less), the operation is usually known as spot-facing; for example, a flat seat for a bolt head or nut. If, on the other hand, the hole is enlarged to a considerable depth, it is designated as counterboring.
Two Piece Construction
These counterbores are made of two-piece construction, having an integral shank and counterbore-cutter, and a pilot that is interchangeable, which provides flexibility in the use of the tool.
Product details



| Main Specification | |
|---|---|
| Manufacturer | Drill America |
| Unit Count | 1 Count |
| Surface Recommendation | Aluminum |
| Cutting Diameter | 0.56 inches |
| Shank Type | Round |
| Tool Flute Type | Straight |
| Brand | Drill America |
| UPC | 887861128735 |
| Number of Pieces | 1 |
| Material | High Speed Steel (Hss) |
| Finish Type | Uncoated |
| Global Trade Identification Number | 00887861128735 |
| Item Weight | 9.07 G |
| Product information | |
| Number of Packs | 1 |
| Technical Details | |
| Part Number | DEWA/CCBR9/16 |
| Model | DEWA/CCBR9/16 |
| Material Type | High Speed Steel (HSS) |
| Number of Flutes | 4 |
| Style | |
| Finish Types | Uncoated |
| Measurements | |
| Item Dimensions | 6 x 4 x 2 inches |
| Others | |
| Product Type | Counterbores |




