Send a part number, a photo, or a whole BOM — we supply it and stand behind it. Worldwide shipping to 80+ countries.

3G Electric
RFQ CartGet a QuoteSign inSign up
WALTER Micro Drill Bit: 0.38 mm, 118° 2-Facet Point - Cobalt Micro Drill Bits
WALTERCobalt Micro Drill Bits

WALTER Micro Drill Bit: 0.38 mm, 118° 2-Facet Point

The WALTER Micro Drill Bit (SKU 440P52, MPN A3143-0.38) is a 0.38 mm cobalt micro drill bit with a 118° 2-facet point and regular spiral flute design. This precision tool is manufactured by WALTER for industrial…

SKU 3G-OTH-195095

Brand
WALTER
Item
Micro Drill Bit: 0.38 mm, 118° 2-Facet Point
Category
Cobalt Micro Drill Bits
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineer
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Technical Specifications

WALTER
Manufacturer Part Number
A3143-0.38
View Full Spec Sheet

Technical Documents

No technical documents available for this product.
Request documentation →
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

WALTER Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The WALTER Micro Drill Bit (SKU 440P52, MPN A3143-0.38) is a 0.38 mm cobalt micro drill bit with a 118° 2-facet point and regular spiral flute design. This precision tool is manufactured by WALTER for industrial drilling applications.

Frequently Asked Questions

What is the WALTER Micro Drill Bit A3143-0.38 used for?

The WALTER Micro Drill Bit A3143-0.38 is used for precision drilling in industrial applications, such as PCB fabrication, mold making, and fine metalworking. Its 0.38 mm diameter and 118° 2-facet point enable accurate hole creation in hard materials, supported by cobalt construction for heat resistance.

What are the specifications of the WALTER Micro Drill Bit A3143-0.38?

The WALTER Micro Drill Bit A3143-0.38 has a 0.38 mm diameter, 118° 2-facet point, and regular spiral flute design. It is made from cobalt for durability in high-temperature drilling. The manufacturer part number is A3143-0.38, and it is designed for precision industrial drilling tasks.

Where to buy WALTER Micro Drill Bit A3143-0.38 worldwide?

3G Electric supplies the WALTER Micro Drill Bit A3143-0.38 worldwide. As a global industrial solutions provider, we handle full logistics and customs clearance to deliver this precision cobalt micro drill bit to your facility. Contact us to order and arrange delivery to your location.

How to select the right micro drill bit for precision drilling?

To select the right micro drill bit, match the diameter to your hole size, choose a point angle (e.g., 118° for general use), and consider material—cobalt like the WALTER A3143-0.38 suits hard metals. Ensure flute design (regular spiral) matches chip evacuation needs. 3G Electric can help source the correct tool.

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.

You might also need

Burners & Combustion →Pumps & Compressors →Spare Parts →All Products →

Similar products

Matched by specification & description
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
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: 0.42 mm, 118° 2-Facet Point, Cobalt (MPN A3143-0.42). Key specifications — attr1235721: WALTER; attr1235722: 0.0165; attr1264838: Regular Spiral.
WALTER
WALTER Micro Drill Bit: 0.42 mm, 118° 2-Facet Point, Cobalt (MPN A3143-0.42). Key specifications — attr1235721: WALTER; attr1235722: 0.0165; attr1264838: Regular Spiral.
WALTER Micro Drill Bit: 0.39 mm, 118° 2-Facet Point, Cobalt (MPN A3143-0.39). Key specifications — attr1235721: WALTER; attr1235722: 0.0154; attr1264838: Regular Spiral.
WALTER
WALTER Micro Drill Bit: 0.39 mm, 118° 2-Facet Point, Cobalt (MPN A3143-0.39). Key specifications — attr1235721: WALTER; attr1235722: 0.0154; attr1264838: Regular Spiral.
WALTER Micro Drill Bit: 0.36 mm, 118° 2-Facet Point, Cobalt (MPN A3143-0.36). Key specifications — attr1235721: WALTER; attr1235722: 0.0142; attr1264838: Regular Spiral.
WALTER
WALTER Micro Drill Bit: 0.36 mm, 118° 2-Facet Point, Cobalt (MPN A3143-0.36). Key specifications — attr1235721: WALTER; attr1235722: 0.0142; attr1264838: Regular Spiral.
WALTER Micro Drill Bit: 0.48 mm, 118° 2-Facet Point, Cobalt (MPN A3143-0.48). Key specifications — attr1235721: WALTER; attr1235722: 0.0189; attr1264838: Regular Spiral.
WALTER
WALTER Micro Drill Bit: 0.48 mm, 118° 2-Facet Point, Cobalt (MPN A3143-0.48). Key specifications — attr1235721: WALTER; attr1235722: 0.0189; 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.
WALTER
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.

More from WALTER

View all WALTER parts →
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.
WALTER
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.
WALTER Micro Drill Bit: 0.94 mm, 118° 2-Facet Point, Cobalt (MPN A3143-0.94). Key specifications — attr1235721: WALTER; attr1235722: 0.0370; attr1264838: Regular Spiral.
WALTER
WALTER Micro Drill Bit: 0.94 mm, 118° 2-Facet Point, Cobalt (MPN A3143-0.94). Key specifications — attr1235721: WALTER; attr1235722: 0.0370; attr1264838: Regular Spiral.
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.
WALTER
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.
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
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.
WALTER
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.
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.
WALTER
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.
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.
WALTER
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.
WALTER Micro Drill Bit: 0.65 mm, 118° 2-Facet Point, Cobalt (MPN A3143-0.65). Key specifications — attr1235721: WALTER; attr1235722: 0.0256; attr1264838: Regular Spiral.
WALTER
WALTER Micro Drill Bit: 0.65 mm, 118° 2-Facet Point, Cobalt (MPN A3143-0.65). Key specifications — attr1235721: WALTER; attr1235722: 0.0256; attr1264838: Regular Spiral.