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WALTER Screw Machine Drill Bit: 7 mm, 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: 7 mm, 130° Point, Cobalt, Parabolic Flute

The WALTER Screw Machine Drill Bit (SKU A1148-7, MPN A1148-7) is a 7 mm chip-clearing cobalt screw-machine length drill bit with a 130° point, parabolic flute, and fast spiral design. It is manufactured by WALTER and…

SKU 3G-OTH-307252

Also listed as: A11487 · A1148 7

Brand
WALTER
Item
Screw Machine Drill Bit: 7 mm, 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
A1148-7
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 (SKU A1148-7, MPN A1148-7) is a 7 mm chip-clearing cobalt screw-machine length drill bit with a 130° point, parabolic flute, and fast spiral design. It is manufactured by WALTER and has a diameter of 0.2756 inches.

Frequently Asked Questions

What is the WALTER Screw Machine Drill Bit A1148-7 used for?

The WALTER A1148-7 is a 7 mm cobalt screw-machine length drill bit designed for chip-clearing in deep-hole drilling. Its parabolic flute and fast spiral efficiently evacuate chips, making it ideal for high-speed machining of tough materials like stainless steel and alloys in industrial manufacturing.

What are the specifications of the WALTER A1148-7 drill bit?

The WALTER A1148-7 is a 7 mm (0.2756 in) cobalt drill bit with a 130° point angle, parabolic flute, and fast spiral design. It is a screw-machine length bit (MPN A1148-7) for chip-clearing applications, manufactured by WALTER. The cobalt construction provides heat resistance and durability.

Where to buy the WALTER A1148-7 drill bit worldwide?

You can source the WALTER A1148-7 drill bit through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time; we supply genuine WALTER tooling for your operations.

How to select the correct WALTER screw-machine drill bit for my application?

Select the WALTER A1148-7 for deep-hole drilling in tough materials requiring chip evacuation. Match the 7 mm diameter to your hole size, and ensure your machine can accommodate screw-machine length bits. The 130° point and cobalt material suit high-speed operations; consult WALTER's technical data for feed and speed recommendations.

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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