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MICRO 100 Round Blank: 7/16 in Dia, 2 1/2 in Lg, Carbide Drill Bit Blank - Fractional-Inch Carbide Drill Bit Blanks
MICROFractional-Inch Carbide Drill Bit Blanks

MICRO 100 Round Blank: 7/16 in Dia, 2 1/2 in Lg, Carbide Drill Bit Blank

The MICRO 100 Round Blank is a fractional-inch carbide drill bit blank from MICRO 100, with a 7/16 in size-diameter and 2 1/2 in overall length. It features a diameter tolerance of -0.0001/-0.0002 in and is…

SKU 3G-OTH-196319

Also listed as: SR43725 · SR 437 2 5 · SR-437-2-5

Brand
MICRO
Item
100 Round Blank: 7/16 in Dia, 2 1/2 in Lg, Carbide Drill Bit Blank
Part Number
SR-437-2.5
Category
Fractional-Inch Carbide Drill Bit Blanks
Available to Order
Also known as:SR-437-2.5MICRO
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Payment
Invoicing in SGD. Bank transfer and corporate PO accepted.

Technical Specifications

MICRO
Manufacturer Part Number
SR-437-2.5

Technical Documents

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MICRO Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The MICRO 100 Round Blank is a fractional-inch carbide drill bit blank from MICRO 100, with a 7/16 in size-diameter and 2 1/2 in overall length. It features a diameter tolerance of -0.0001/-0.0002 in and is identified by MPN SR-437-2.5.

Frequently Asked Questions

What is a MICRO 100 round blank used for?

A MICRO 100 round blank is a carbide drill bit blank used in precision machining to create custom drill bits, reamers, or end mills. It is commonly applied in metalworking, aerospace, and automotive industries where tight tolerances and hard materials require a durable, high-performance tool blank.

What are the specifications of the MICRO 100 SR-437-2.5 round blank?

The MICRO 100 SR-437-2.5 round blank has a 7/16 in diameter (0.4375 in) with a tolerance of -0.0001/-0.0002 in, and a 2 1/2 in overall length. It is made from carbide and is designed for fractional-inch applications requiring precise dimensional control.

Where to buy MICRO 100 round blanks worldwide?

3G Electric supplies MICRO 100 round blanks worldwide, handling full logistics and customs clearance for international orders. As a global industrial solutions provider, we source genuine MICRO 100 tooling and deliver it to your facility, ensuring compliance with export requirements.

How to select the right MICRO 100 round blank for a drill bit?

Select a MICRO 100 round blank based on the desired finished drill diameter and shank size. The blank's diameter tolerance of -0.0001/-0.0002 in ensures a precise fit for grinding. Match the overall length to your toolholder capacity and consider the material being drilled for optimal carbide grade.

Used in

Common applications for MICRO
General metalworking — Micro 100 AR-style brazed-tip lathe tool bits for turning and facing with positive cutting action.
Job shop machining — Micro 100 BR-style tool bits with side cutting edge angle for higher feed rates in turning operations.
CNC lathe operations — Micro 100 C-style single-point tool bits for general-purpose turning, facing, and boring.
Manual lathe work — Micro 100 D-style multi-functional tool bits for turning, facing, and boring on manual lathes.
Heavy machining — Micro 100 GR-style tool bits with 3/4 in shank width for increased rigidity in single-point turning.
Maintenance and repair — Micro 100 E-style brazed-tip tool bits for boring and facing in maintenance departments.
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MICRO Products

3G Electric supplies MICRO fractional-inch carbide drill bit blanks. We supply genuine products and their technical documentation.

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