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MICRO 100 Round Blank: 7/16 in Size-Dia - Fractional-Inch Carbide Drill Bit Blanks
MICROFractional-Inch Carbide Drill Bit Blanks

MICRO 100 Round Blank: 7/16 in Size-Dia

The MICRO 100 SR-437-4 is a fractional-inch carbide drill bit blank with a 7/16 in size-diameter and 4 in overall length. It features a diameter tolerance of -0.0001/-0.0002 in and is manufactured by MICRO 100.

SKU 3G-OTH-196298

Brand
MICRO
Item
100 Round Blank: 7/16 in Size-Dia
Category
Fractional-Inch Carbide Drill Bit Blanks
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Technical Specifications

MICRO
Manufacturer Part Number
SR-437-4
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MICRO Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The MICRO 100 SR-437-4 is a fractional-inch carbide drill bit blank with a 7/16 in size-diameter and 4 in overall length. It features a diameter tolerance of -0.0001/-0.0002 in and is manufactured by MICRO 100.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

What is the MICRO 100 SR-437-4 round blank used for?

The MICRO 100 SR-437-4 is a fractional-inch carbide drill bit blank used for creating custom drill bits, reamers, or end mills. It is commonly employed in precision machining, tool and die making, and aerospace manufacturing where tight diameter tolerances are required.

What are the specifications of the MICRO 100 SR-437-4?

The MICRO 100 SR-437-4 is a carbide round blank with a 7/16 in diameter (0.4375 in) and 4 in overall length. Its diameter tolerance is -0.0001/-0.0002 in. The blank is manufactured by MICRO 100 and is designed for grinding into custom cutting tools.

Where to buy the MICRO 100 SR-437-4 worldwide?

3G Electric supplies the MICRO 100 SR-437-4 worldwide. As a global industrial distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time; we source and deliver this precision carbide blank to any country.

How to select the correct MICRO 100 round blank for a custom tool?

Select a MICRO 100 round blank based on the finished tool diameter and length required. The SR-437-4 offers a 7/16 in diameter with a -0.0001/-0.0002 in tolerance, suitable for grinding to final size. Ensure the blank material (carbide) matches your workpiece and machining conditions.

Used in

Common applications for MICRO
Aerospace machining — MICRO 100 SCLCR toolholders for turning titanium alloys
Automotive production — MICRO 100 SR series blanks for custom drill bits in engine blocks
Plastic component fabrication — MICRO 100 SFL downcut router bits for acrylic sheet cutting
Aluminum extrusion finishing — MICRO 100 SFA upcut router bits for deburring profiles
Mold and die making — MICRO 100 SCMCN toolholders for profiling hardened steel cavities
Composite panel trimming — MICRO 100 SFPM spiral router bits for carbon fiber laminates

MICRO Products

3G Electric supplies MICRO fractional-inch carbide drill bit blanks. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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