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WALTER Micro Drill Bit: 0.18 mm, 118° 2-Facet Point - Cobalt Micro Drill Bits
WALTERCobalt Micro Drill Bits

WALTER Micro Drill Bit: 0.18 mm, 118° 2-Facet Point

The WALTER Micro Drill Bit (MPN A3143-0.18) is a cobalt micro drill bit with a 0.18 mm diameter, a 118° 2-facet point, and a regular spiral flute design. This product is manufactured by WALTER and is identified by…

SKU 3G-OTH-195039

Brand
WALTER
Item
Micro Drill Bit: 0.18 mm, 118° 2-Facet Point
Category
Cobalt Micro Drill Bits
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Technical Specifications

WALTER
Manufacturer Part Number
A3143-0.18
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WALTER Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The WALTER Micro Drill Bit (MPN A3143-0.18) is a cobalt micro drill bit with a 0.18 mm diameter, a 118° 2-facet point, and a regular spiral flute design. This product is manufactured by WALTER and is identified by SKU 440P32.

Frequently Asked Questions

What is the WALTER Micro Drill Bit A3143-0.18 used for?

The WALTER Micro Drill Bit A3143-0.18 is used for precision drilling of very small holes, typically in metalworking, electronics, and medical device manufacturing. Its 0.18 mm diameter and 118° 2-facet point enable accurate starts and clean cuts in hard materials.

What are the specifications of the WALTER Micro Drill Bit A3143-0.18?

The WALTER Micro Drill Bit A3143-0.18 has a 0.18 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 alloys. The manufacturer part number is A3143-0.18.

Where to buy WALTER Micro Drill Bit A3143-0.18 worldwide?

3G Electric supplies the WALTER Micro Drill Bit A3143-0.18 to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your location. Contact us to order this precision cobalt micro drill bit for your application.

How to select the right micro drill bit for small holes?

Selecting the right micro drill bit involves matching the diameter to your hole size, choosing a point angle like 118° for general use, and considering material—cobalt bits like the WALTER A3143-0.18 handle heat better in hard metals. Ensure your drill runs at high RPM with minimal runout.

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: 0.28 mm, 118° 2-Facet Point, Cobalt (MPN A3143-0.28). Key specifications — attr1235721: WALTER; attr1235722: 0.0110; attr1264838: Regular Spiral.
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WALTER Micro Drill Bit: 0.28 mm, 118° 2-Facet Point, Cobalt (MPN A3143-0.28). Key specifications — attr1235721: WALTER; attr1235722: 0.0110; 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.
WALTER Micro Drill Bit: 0.32 mm, 118° 2-Facet Point, Cobalt (MPN A3143-0.32). Key specifications — attr1235721: WALTER; attr1235722: 0.0126; attr1264838: Regular Spiral.
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WALTER Micro Drill Bit: 0.32 mm, 118° 2-Facet Point, Cobalt (MPN A3143-0.32). Key specifications — attr1235721: WALTER; attr1235722: 0.0126; attr1264838: Regular Spiral.
WALTER Micro Drill Bit: 0.08 mm, 118° 2-Facet Point, Cobalt (MPN A3143-0.08). Key specifications — attr1235721: WALTER; attr1235722: 0.0032; attr1264838: Regular Spiral.
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WALTER Micro Drill Bit: 0.08 mm, 118° 2-Facet Point, Cobalt (MPN A3143-0.08). Key specifications — attr1235721: WALTER; attr1235722: 0.0032; attr1264838: Regular Spiral.
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WALTER Micro Drill Bit: 0.22 mm, 118° 2-Facet Point, Cobalt (MPN A3143-0.22). Key specifications — attr1235721: WALTER; attr1235722: 0.0087; 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: 0.99 mm, 118° 2-Facet Point, Cobalt (MPN A3143-0.99). Key specifications — attr1235721: WALTER; attr1235722: 0.0390; attr1264838: Regular Spiral.
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