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Counterboring System Size 01

Counterboring System Size 01

Counterboring System Size 01

Product catalog summary
Specifications:
The document provides detailed specifications for various types of drills and tool holders. It includes measurements such as diameter (Ø), length (L), and other dimensions for different types of tools like insert drills, counterbores, and countersinks. The tools are categorized by type (F, B, LB, W, T) and material (HSS). Tolerances are specified (e.g., Tol.h8, Tol.c9, Tol.p8, Tol.x9, Tol.g7) along with flute lengths.

Procedures:
Important procedural notes include the requirement that insert drills must break through the workpiece before secondary cutting begins and should not be used in blind holes.

Tool Holders:
Tool holders are specified with part numbers and dimensions. Types include A, S, and DS, with details on shank sizes and lengths. Some tool holders come with a rotating depth-stop.

Recommendations:
When combining insert drills with countersinks, ensure the drill breaks through the workpiece before secondary cutting. This is crucial to avoid improper use in blind holes.

Data Summary:
The document includes tables listing part numbers, dimensions, and specifications for various tools and tool holders. Key data points include diameter, length, and tolerance levels for each tool type.
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Catalog excerpts

Counterboring System Size 01-1

Insert drills Important! • It is important to note that when combining insert drills with countersinks, the drill must break through the work piece before secondary cutting commences and must not be used in blind holes.

 Open the catalog to page 1
Counterboring System Size 01-2

With rotating depth-stop Tool holders Counterboring / Countersinking

 Open the catalog to page 2

All Granlund Tools catalogs and technical brochures

  1. Neptune

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  2. CNN tools

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  3. Countersinks

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