WALTER Cobalt Micro Drill Bit, 0.52 mm, 118° 2-Facet Point, Regular Spiral Flute
The WALTER Micro Drill Bit (SKU A3143-0.52, MPN A3143-0.52) is a cobalt micro drill bit with a 0.52 mm diameter, a 118° 2-facet point, and a regular spiral flute design. This product is manufactured by WALTER and is…
SKU 3G-OTH-195056
Also listed as: A3143052 · A3143 0 52 · A3143-0-52
Local availability & support
- Delivery
- Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
- Payment
- Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.
Need installation or engineering help?
Ask a question
Product Description
The WALTER Micro Drill Bit (SKU A3143-0.52, MPN A3143-0.52) is a cobalt micro drill bit with a 0.52 mm diameter, a 118° 2-facet point, and a regular spiral flute design. This product is manufactured by WALTER and is intended for precision drilling applications requiring small-diameter holes.
Frequently Asked Questions
What is the WALTER Micro Drill Bit 0.52 mm used for?
The WALTER Micro Drill Bit (MPN A3143-0.52) is used for precision drilling of small-diameter holes in metals and composites. Its 0.52 mm diameter and 118° 2-facet point enable accurate starts and clean cuts in applications like PCB manufacturing, mold making, and fine mechanical assembly.
What are the specifications of the WALTER Micro Drill Bit A3143-0.52?
The WALTER Micro Drill Bit has a 0.52 mm diameter (0.0205 in), a 118° 2-facet point, and a regular spiral flute design. It is made from cobalt steel for heat resistance and durability. The manufacturer part number is A3143-0.52, and the SKU is 3G-OTH-195056.
Where to buy WALTER Micro Drill Bits worldwide?
3G Electric supplies WALTER Micro Drill Bits worldwide. As a global industrial equipment distributor since 1990, we handle full logistics, customs clearance, and delivery to your location. Contact us to source the A3143-0.52 or other WALTER tooling for your precision drilling needs.
How to select the right WALTER micro drill bit for precision drilling?
Select a WALTER micro drill bit based on hole diameter, material, and point geometry. For hard metals, choose cobalt bits like the A3143-0.52 with a 118° point. Ensure the flute design (regular spiral) matches chip evacuation needs. Always match the drill speed and feed rate to the workpiece material for best results.
Used in
Common applications for WALTERWALTER 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.
