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WALTER Screw Machine Drill Bit: #55, 130° Point, Cobalt, Parabolic Flute - Chip-Clearing Cobalt Screw-Machine Length Drill Bits
WALTERChip-Clearing Cobalt Screw-Machine Length Drill Bits

WALTER Screw Machine Drill Bit: #55, 130° Point, Cobalt, Parabolic Flute

The WALTER Screw Machine Drill Bit: #55 is a chip-clearing cobalt screw-machine length drill bit with a 130° point, parabolic flute, and fast spiral design. It has a diameter of 0.0520 inches and is identified by…

SKU 3G-OTH-307255

Also listed as: A1148NO55 · A1148 NO55

Brand
WALTER
Item
Screw Machine Drill Bit: #55, 130° Point, Cobalt, Parabolic Flute
Category
Chip-Clearing Cobalt Screw-Machine Length Drill Bits
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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
A1148-NO55
Type
Cobalt, Parabolic Flute, Fast Spiral
Point
130°

Technical Documents

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

Product Description

The WALTER Screw Machine Drill Bit: #55 is a chip-clearing cobalt screw-machine length drill bit with a 130° point, parabolic flute, and fast spiral design. It has a diameter of 0.0520 inches and is identified by manufacturer part number A1148-NO55.

Frequently Asked Questions

What is the WALTER Screw Machine Drill Bit #55 used for?

The WALTER #55 screw-machine length drill bit is designed for chip-clearing in deep-hole drilling applications on CNC lathes and automatic screw machines. Its parabolic flute and fast spiral efficiently evacuate chips, while the 130° point and cobalt construction handle tough materials like stainless steel and high-temperature alloys.

What are the specifications of the WALTER A1148-NO55 drill bit?

The WALTER A1148-NO55 is a #55 screw-machine length drill bit with a 0.0520-inch diameter, 130° point angle, parabolic flute, and fast spiral. It is made from cobalt steel for heat resistance and wear durability. The bit is designed for chip-clearing in automated machining operations.

Where to buy WALTER A1148-NO55 drill bits worldwide?

3G Electric supplies the WALTER A1148-NO55 screw-machine drill bit worldwide. As a global industrial equipment distributor since 1990, we handle full logistics, customs clearance, and delivery to your facility. Contact us for availability and lead time on this cobalt parabolic-flute bit.

How to select the correct WALTER screw-machine drill bit size?

Select the WALTER screw-machine drill bit by matching the wire gauge number (#55) or decimal diameter (0.0520 inches) to your hole size requirement. For deep holes in hard metals, choose cobalt with parabolic flute and fast spiral. Ensure the 130° point angle suits your material to reduce thrust and improve chip evacuation.

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 chip-clearing cobalt screw-machine length 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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