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WALTER Micro Drill Bit: 0.3 mm, 118° 2-Facet Point - Cobalt Micro Drill Bits
WALTERCobalt Micro Drill Bits

WALTER Micro Drill Bit: 0.3 mm, 118° 2-Facet Point

The WALTER Micro Drill Bit (MPN A3143-0.3) is a cobalt micro drill bit with a 0.3 mm diameter and a 118° 2-facet point. It features a regular spiral flute design and is manufactured by WALTER.

SKU 3G-OTH-195121

Brand
WALTER
Item
Micro Drill Bit: 0.3 mm, 118° 2-Facet Point
Category
Cobalt Micro Drill Bits
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Technical Specifications

WALTER
Manufacturer Part Number
A3143-0.3
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WALTER Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The WALTER Micro Drill Bit (MPN A3143-0.3) is a cobalt micro drill bit with a 0.3 mm diameter and a 118° 2-facet point. It features a regular spiral flute design and is manufactured by WALTER.

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 A3143-0.3 used for?

The WALTER Micro Drill Bit A3143-0.3 is used for precision drilling in hard materials such as stainless steel and tool steels. Its 0.3 mm diameter and 118° 2-facet point enable accurate micro-hole creation in industrial applications like mold making, electronics, and aerospace component manufacturing.

What are the specifications of the WALTER Micro Drill Bit A3143-0.3?

The WALTER Micro Drill Bit A3143-0.3 has a 0.3 mm diameter, a 118° 2-facet point, and a regular spiral flute design. It is made from cobalt, providing heat resistance and durability for drilling tough materials. The manufacturer part number is A3143-0.3.

Where to buy the WALTER Micro Drill Bit A3143-0.3 worldwide?

You can source the WALTER Micro Drill Bit A3143-0.3 worldwide through 3G Electric. As a global industrial equipment distributor, 3G Electric handles full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time.

How to select the correct WALTER micro drill bit for my application?

To select the correct WALTER micro drill bit, match the diameter (e.g., 0.3 mm) to your hole size requirement. The 118° 2-facet point is suitable for general-purpose drilling in metals. For harder materials, the cobalt construction of the A3143-0.3 provides added heat resistance. Consult WALTER's technical data for specific feed and speed recommendations.

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: 0.33 mm, 118° 2-Facet Point, Cobalt (MPN A3143-0.33). Key specifications — attr1235721: WALTER; attr1235722: 0.0130; 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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