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

WALTER A3143-0.1 Cobalt Micro Drill Bit, 0.1 mm, 118° 2-Facet Point - Cobalt Micro Drill Bits
WALTERCobalt Micro Drill Bits

WALTER A3143-0.1 Cobalt Micro Drill Bit, 0.1 mm, 118° 2-Facet Point

The WALTER Micro Drill Bit (MPN A3143-0.1) is a 0.1 mm cobalt micro drill bit with a 118° 2-facet point and regular spiral flute design. This precision tool is manufactured by WALTER and is designed for…

SKU 3G-OTH-195111

Also listed as: A314301 · A3143 0 1 · A3143-0-1

Brand
WALTER
Item
A3143-0.1 Cobalt Micro Drill Bit, 0.1 mm, 118° 2-Facet Point
Category
Cobalt Micro Drill Bits
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
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

Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

WALTER
Manufacturer Part Number
A3143-0.1

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 (MPN A3143-0.1) is a 0.1 mm cobalt micro drill bit with a 118° 2-facet point and regular spiral flute design. This precision tool is manufactured by WALTER and is designed for micro-drilling applications requiring fine diameter holes.

Frequently Asked Questions

What is the WALTER Micro Drill Bit 0.1 mm used for?

The WALTER Micro Drill Bit 0.1 mm (MPN A3143-0.1) is used for precision micro-drilling applications requiring extremely fine diameter holes. It is commonly employed in electronics, medical device manufacturing, and aerospace industries where high accuracy and clean entry are critical. The 118° 2-facet point and cobalt construction enhance durability and cutting performance.

What are the specifications of the WALTER Micro Drill Bit 0.1 mm?

The WALTER Micro Drill Bit (MPN A3143-0.1) has a diameter of 0.1 mm (0.0039 in), a 118° 2-facet point, and a regular spiral flute design. It is made from cobalt material for increased heat resistance and tool life. The brand is WALTER, and the product type is Cobalt Micro Drill Bits.

Where to buy the WALTER Micro Drill Bit 0.1 mm worldwide?

You can source the WALTER Micro Drill Bit 0.1 mm (MPN A3143-0.1) worldwide through 3G Electric. As a global industrial equipment distributor since 1990, 3G Electric handles full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time on this precision micro-drilling tool.

How to select the correct WALTER Micro Drill Bit for micro-drilling?

To select the correct WALTER Micro Drill Bit, match the diameter (e.g., 0.1 mm for fine holes) and point geometry (118° 2-facet) to your material and hole depth. Cobalt construction suits harder materials. Ensure the regular spiral flute design provides adequate chip evacuation. For application-specific advice, consult WALTER's technical documentation or contact 3G Electric for sourcing support.

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

Compatible alternatives & equivalents

Cross-referenced by specification & description
WALTER Micro Drill Bit: 0.09 mm, 118° 2-Facet Point, Cobalt (MPN A3143-0.09)
WALTER
WALTER Micro Drill Bit: 0.09 mm, 118° 2-Facet Point, Cobalt (MPN A3143-0.09)
WALTER Micro Drill Bit: 0.2 mm, 118° 2-Facet Point, Cobalt (MPN A3143-0.2)
WALTER
WALTER Micro Drill Bit: 0.2 mm, 118° 2-Facet Point, Cobalt (MPN A3143-0.2)
WALTER Micro Drill Bit: 0.3 mm, 118° 2-Facet Point, Cobalt (MPN A3143-0.3)
WALTER
WALTER Micro Drill Bit: 0.3 mm, 118° 2-Facet Point, Cobalt (MPN A3143-0.3)
WALTER Micro Drill Bit: 0.11 mm, 118° 2-Facet Point, Cobalt (MPN A3143-0.11)
WALTER
WALTER Micro Drill Bit: 0.11 mm, 118° 2-Facet Point, Cobalt (MPN A3143-0.11)
WALTER Micro Drill Bit: 0.77 mm, 118° 2-Facet Point, Cobalt (MPN A3143-0.77)
WALTER
WALTER Micro Drill Bit: 0.77 mm, 118° 2-Facet Point, Cobalt (MPN A3143-0.77)
WALTER Micro Drill Bit: 0.08 mm, 118° 2-Facet Point, Cobalt (MPN A3143-0.08)
WALTER
WALTER Micro Drill Bit: 0.08 mm, 118° 2-Facet Point, Cobalt (MPN A3143-0.08)

More from WALTER

View all WALTER parts
Cobalt micro drill bit with 0.75 mm diameter and 118° 2-facet point. Regular spiral flute design. Used for precision drilling in metal, including hardened steels and stainless alloys
WALTER
Cobalt micro drill bit with 0.75 mm diameter and 118° 2-facet point. Regular spiral flute design. Used for precision drilling in metal, including hardened steels and stainless alloys
Cobalt micro drill bit with 1.35 mm diameter, 118° 2-facet point, and regular spiral flute design. Suitable for precision drilling in metalworking, mold making, and electronics manufacturing. Cobalt construction provides heat resistance for use in hardened steels and alloys
WALTER
Cobalt micro drill bit with 1.35 mm diameter, 118° 2-facet point, and regular spiral flute design. Suitable for precision drilling in metalworking, mold making, and electronics manufacturing. Cobalt construction provides heat resistance for use in hardened steels and alloys
Cobalt micro drill bit with a 1.45 mm diameter and 118° 2-facet point. Features a regular spiral flute design for efficient chip evacuation. Suitable for precision drilling in metalworking, mold making, and electronics manufacturing
WALTER
Cobalt micro drill bit with a 1.45 mm diameter and 118° 2-facet point. Features a regular spiral flute design for efficient chip evacuation. Suitable for precision drilling in metalworking, mold making, and electronics manufacturing
Cobalt micro drill bit with 0.55 mm diameter, 118° 2-facet point, and regular spiral flute design. Used for precision drilling of small-diameter holes in industrial applications such as PCB manufacturing, mold making, and metalworking
WALTER
Cobalt micro drill bit with 0.55 mm diameter, 118° 2-facet point, and regular spiral flute design. Used for precision drilling of small-diameter holes in industrial applications such as PCB manufacturing, mold making, and metalworking
Cobalt micro drill bit with 0.69 mm diameter, 118° 2-facet point, and regular spiral flute. Designed for precision drilling of small-diameter holes in industrial applications such as machining hard materials
WALTER
Cobalt micro drill bit with 0.69 mm diameter, 118° 2-facet point, and regular spiral flute. Designed for precision drilling of small-diameter holes in industrial applications such as machining hard materials
This 1 mm diameter cobalt micro drill bit features a 118° 2-facet point and regular spiral flute design. Suitable for precision drilling in hard materials such as stainless steel and tool steels, commonly used in industrial machining, mold making, and metal fabrication
WALTER
This 1 mm diameter cobalt micro drill bit features a 118° 2-facet point and regular spiral flute design. Suitable for precision drilling in hard materials such as stainless steel and tool steels, commonly used in industrial machining, mold making, and metal fabrication
Cobalt micro drill bit with 0.32 mm diameter, 118° 2-facet point, and regular spiral flute design. Used for drilling small-diameter holes in industrial materials such as high-strength alloys and hardened steels in tooling, mold making, and precision engineering applications
WALTER
Cobalt micro drill bit with 0.32 mm diameter, 118° 2-facet point, and regular spiral flute design. Used for drilling small-diameter holes in industrial materials such as high-strength alloys and hardened steels in tooling, mold making, and precision engineering applications
Cobalt micro drill bit with 0.39 mm diameter, 118° 2-facet point, and regular spiral flute design. Suitable for precision drilling of small-diameter holes in metals and composites where accuracy and clean entry are required
WALTER
Cobalt micro drill bit with 0.39 mm diameter, 118° 2-facet point, and regular spiral flute design. Suitable for precision drilling of small-diameter holes in metals and composites where accuracy and clean entry are required