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WALTER Micro Drill Bit: 0.76 mm, 118° 2-Facet Point - Cobalt Micro Drill Bits
WALTERCobalt Micro Drill Bits

WALTER Micro Drill Bit: 0.76 mm, 118° 2-Facet Point

The WALTER Micro Drill Bit (SKU 440P90, MPN A3143-0.76) is a cobalt micro drill bit with a 0.76 mm diameter, a 118° 2-facet point, and a regular spiral flute design. It is manufactured by WALTER and features a 0.0299…

SKU 3G-OTH-195087

Brand
WALTER
Item
Micro Drill Bit: 0.76 mm, 118° 2-Facet Point
Category
Cobalt Micro Drill Bits
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Technical Specifications

WALTER
Manufacturer Part Number
A3143-0.76
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WALTER Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The WALTER Micro Drill Bit (SKU 440P90, MPN A3143-0.76) is a cobalt micro drill bit with a 0.76 mm diameter, a 118° 2-facet point, and a regular spiral flute design. It is manufactured by WALTER and features a 0.0299 specification.

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 A3143-0.76 used for?

The WALTER Micro Drill Bit A3143-0.76 is used for precision drilling in metalworking and toolmaking applications. Its 0.76 mm diameter and 118° 2-facet point make it suitable for creating small, accurate holes in hardened materials, especially where cobalt's heat resistance is beneficial.

What are the specifications of the WALTER Micro Drill Bit A3143-0.76?

The WALTER Micro Drill Bit A3143-0.76 has a 0.76 mm diameter, a 118° 2-facet point, and a regular spiral flute design. It is made from cobalt and carries the manufacturer part number A3143-0.76. The bit is designed for precision drilling in demanding industrial environments.

Where to buy the WALTER Micro Drill Bit A3143-0.76 worldwide?

3G Electric supplies the WALTER Micro Drill Bit A3143-0.76 to customers worldwide. We handle full logistics, customs clearance, and delivery to your facility. As a global industrial solutions provider, we source genuine WALTER tooling and ensure it reaches you reliably, regardless of location.

How to select the correct micro drill bit for precision work?

Select a micro drill bit based on material hardness, hole diameter, and required point geometry. For hardened steels, a cobalt bit like the WALTER A3143-0.76 with a 118° point offers good heat resistance and chip evacuation. Always match the flute design—regular spiral for general-purpose drilling—to your application.

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: 0.77 mm, 118° 2-Facet Point, Cobalt (MPN A3143-0.77). Key specifications — attr1235721: WALTER; attr1235722: 0.0303; attr1264838: Regular Spiral.
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WALTER Micro Drill Bit: 0.75 mm, 118° 2-Facet Point, Cobalt (MPN A3143-0.75). Key specifications — attr1235721: WALTER; attr1235722: 0.0295; attr1264838: Regular Spiral.
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WALTER Micro Drill Bit: 0.75 mm, 118° 2-Facet Point, Cobalt (MPN A3143-0.75). Key specifications — attr1235721: WALTER; attr1235722: 0.0295; attr1264838: Regular Spiral.
WALTER Micro Drill Bit: 0.78 mm, 118° 2-Facet Point, Cobalt (MPN A3143-0.78). Key specifications — attr1235721: WALTER; attr1235722: 0.0307; attr1264838: Regular Spiral.
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WALTER Micro Drill Bit: 0.78 mm, 118° 2-Facet Point, Cobalt (MPN A3143-0.78). Key specifications — attr1235721: WALTER; attr1235722: 0.0307; attr1264838: Regular Spiral.
WALTER Micro Drill Bit: 0.74 mm, 118° 2-Facet Point, Cobalt (MPN A3143-0.74). Key specifications — attr1235721: WALTER; attr1235722: 0.0291; attr1264838: Regular Spiral.
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WALTER Micro Drill Bit: 0.74 mm, 118° 2-Facet Point, Cobalt (MPN A3143-0.74). Key specifications — attr1235721: WALTER; attr1235722: 0.0291; attr1264838: Regular Spiral.
WALTER Micro Drill Bit: 0.79 mm, 118° 2-Facet Point, Cobalt (MPN A3143-0.79). Key specifications — attr1235721: WALTER; attr1235722: 0.0311; attr1264838: Regular Spiral.
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WALTER Micro Drill Bit: 0.79 mm, 118° 2-Facet Point, Cobalt (MPN A3143-0.79). Key specifications — attr1235721: WALTER; attr1235722: 0.0311; attr1264838: Regular Spiral.
WALTER Micro Drill Bit: 0.82 mm, 118° 2-Facet Point, Cobalt (MPN A3143-0.82). Key specifications — attr1235721: WALTER; attr1235722: 0.0323; attr1264838: Regular Spiral.
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WALTER Micro Drill Bit: 0.82 mm, 118° 2-Facet Point, Cobalt (MPN A3143-0.82). Key specifications — attr1235721: WALTER; attr1235722: 0.0323; 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.
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