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WALTER Micro Drill Bit: 0.4 mm, 118° 2-Facet Point - Cobalt Micro Drill Bits
WALTERCobalt Micro Drill Bits

WALTER Micro Drill Bit: 0.4 mm, 118° 2-Facet Point

The WALTER Micro Drill Bit (MPN A3143-0.4) is a 0.4 mm cobalt micro drill bit with a 118° 2-facet point and regular spiral flute design. This WALTER-branded tool is engineered for precision drilling in industrial…

SKU 3G-OTH-195135

Brand
WALTER
Item
Micro Drill Bit: 0.4 mm, 118° 2-Facet Point
Category
Cobalt Micro Drill Bits
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Technical Specifications

WALTER
Manufacturer Part Number
A3143-0.4
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WALTER Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The WALTER Micro Drill Bit (MPN A3143-0.4) is a 0.4 mm cobalt micro drill bit with a 118° 2-facet point and regular spiral flute design. This WALTER-branded tool is engineered for precision drilling in industrial applications requiring small-diameter holes.

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 WALTER Micro Drill Bit used for?

The WALTER Micro Drill Bit (MPN A3143-0.4) is used for precision drilling of small-diameter holes in industrial applications. Its 0.4 mm diameter and 118° 2-facet point make it suitable for machining metals and composites in electronics, aerospace, and medical device manufacturing.

What are the specifications of the WALTER Micro Drill Bit?

The WALTER Micro Drill Bit (MPN A3143-0.4) has a 0.4 mm diameter, 118° 2-facet point, and regular spiral flute design. It is made of cobalt for enhanced heat resistance and durability. The manufacturer part number is A3143-0.4, and it is designed for precision micro-drilling tasks.

Where to buy WALTER Micro Drill Bits worldwide?

You can source the WALTER Micro Drill Bit (MPN A3143-0.4) through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide locations. Contact us for availability and lead time on this precision cobalt micro drill bit.

How to select the right WALTER Micro Drill Bit for your application?

Select the WALTER Micro Drill Bit based on hole diameter, material, and flute design. For 0.4 mm holes in hard metals, the cobalt construction and 118° 2-facet point provide strength and chip evacuation. Ensure your drill speed and feed rate match the regular spiral geometry for optimal performance.

Used in

Common applications for WALTER
Automotive engine block machining — WALTER WNMG542-MM5 WSM20S turning inserts for cylinder bore finishing
Aerospace aluminum component turning — WALTER CCMT060208-FK6 WKK10S diamond inserts for high-speed finishing
General engineering cutoff operations — WALTER GX24-3E400N04-UA4 WKP33S parting inserts for steel bars
Mold and die steel grooving — WALTER GX16-2E300R6-CF5 WSM33S inserts for deep groove roughing
CNC lathe shallow hole drilling — WALTER A1148-1/16IN cobalt screw-machine drill bits for oil-hole drilling
Heavy equipment shaft turning — WALTER SCMT120408-RM4 square inserts for roughing of alloy steels

WALTER Products

3G Electric supplies WALTER cobalt micro drill bits. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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WALTER Micro Drill Bit: 0.3 mm, 118° 2-Facet Point, Cobalt (MPN A3143-0.3). Key specifications — attr1235721: WALTER; attr1235722: 0.0118; attr1264838: Regular Spiral.
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WALTER Micro Drill Bit: 0.3 mm, 118° 2-Facet Point, Cobalt (MPN A3143-0.3). Key specifications — attr1235721: WALTER; attr1235722: 0.0118; attr1264838: Regular Spiral.
WALTER Micro Drill Bit: 0.34 mm, 118° 2-Facet Point, Cobalt (MPN A3143-0.34). Key specifications — attr1235721: WALTER; attr1235722: 0.0134; attr1264838: Regular Spiral.
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WALTER Micro Drill Bit: 0.34 mm, 118° 2-Facet Point, Cobalt (MPN A3143-0.34). Key specifications — attr1235721: WALTER; attr1235722: 0.0134; attr1264838: Regular Spiral.
WALTER Micro Drill Bit: 0.41 mm, 118° 2-Facet Point, Cobalt (MPN A3143-0.41). Key specifications — attr1235721: WALTER; attr1235722: 0.0161; attr1264838: Regular Spiral.
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WALTER Micro Drill Bit: 0.41 mm, 118° 2-Facet Point, Cobalt (MPN A3143-0.41). Key specifications — attr1235721: WALTER; attr1235722: 0.0161; attr1264838: Regular Spiral.
WALTER Micro Drill Bit: 0.44 mm, 118° 2-Facet Point, Cobalt (MPN A3143-0.44). Key specifications — attr1235721: WALTER; attr1235722: 0.0173; attr1264838: Regular Spiral.
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WALTER Micro Drill Bit: 0.44 mm, 118° 2-Facet Point, Cobalt (MPN A3143-0.44). Key specifications — attr1235721: WALTER; attr1235722: 0.0173; attr1264838: Regular Spiral.
WALTER Micro Drill Bit: 0.37 mm, 118° 2-Facet Point, Cobalt (MPN A3143-0.37). Key specifications — attr1235721: WALTER; attr1235722: 0.0146; attr1264838: Regular Spiral.
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WALTER Micro Drill Bit: 0.37 mm, 118° 2-Facet Point, Cobalt (MPN A3143-0.37). Key specifications — attr1235721: WALTER; attr1235722: 0.0146; attr1264838: Regular Spiral.
WALTER Micro Drill Bit: 0.2 mm, 118° 2-Facet Point, Cobalt (MPN A3143-0.2). Key specifications — attr1235721: WALTER; attr1235722: 0.0079; attr1264838: Regular Spiral.
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WALTER Micro Drill Bit: 0.2 mm, 118° 2-Facet Point, Cobalt (MPN A3143-0.2). Key specifications — attr1235721: WALTER; attr1235722: 0.0079; attr1264838: Regular Spiral.

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WALTER Micro Drill Bit: 0.97 mm, 118° 2-Facet Point, Cobalt (MPN A3143-0.97). Key specifications — attr1235721: WALTER; attr1235722: 0.0382; attr1264838: Regular Spiral.
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WALTER Micro Drill Bit: 0.05 mm, 118° 2-Facet Point, Cobalt (MPN A3143-0.05). Key specifications — attr1235721: WALTER; attr1235722: 0.0020; attr1264838: Regular Spiral.
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WALTER Micro Drill Bit: 0.62 mm, 118° 2-Facet Point, Cobalt (MPN A3143-0.62). Key specifications — attr1235721: WALTER; attr1235722: 0.0244; attr1264838: Regular Spiral.
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WALTER Micro Drill Bit: 0.62 mm, 118° 2-Facet Point, Cobalt (MPN A3143-0.62). Key specifications — attr1235721: WALTER; attr1235722: 0.0244; attr1264838: Regular Spiral.
WALTER Micro Drill Bit: 0.63 mm, 118° 2-Facet Point, Cobalt (MPN A3143-0.63). Key specifications — attr1235721: WALTER; attr1235722: 0.0248; attr1264838: Regular Spiral.
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WALTER Micro Drill Bit: 0.99 mm, 118° 2-Facet Point, Cobalt (MPN A3143-0.99). Key specifications — attr1235721: WALTER; attr1235722: 0.0390; attr1264838: Regular Spiral.
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WALTER Micro Drill Bit: 0.99 mm, 118° 2-Facet Point, Cobalt (MPN A3143-0.99). Key specifications — attr1235721: WALTER; attr1235722: 0.0390; attr1264838: Regular Spiral.
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WALTER Micro Drill Bit: 0.76 mm, 118° 2-Facet Point, Cobalt (MPN A3143-0.76). Key specifications — attr1235721: WALTER; attr1235722: 0.0299; attr1264838: Regular Spiral.
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