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

3G Electric
WALTER A1148-LET.Q Chip-Clearing Cobalt Screw-Machine Length Drill Bit - Chip-Clearing Cobalt Screw-Machine Length Drill Bits
WALTERChip-Clearing Cobalt Screw-Machine Length Drill Bits

WALTER A1148-LET.Q Chip-Clearing Cobalt Screw-Machine Length Drill Bit

The WALTER Screw Machine Drill Bit: Letter Q is a chip-clearing cobalt screw-machine length drill bit from WALTER. It features a 130° point, parabolic flute, and fast spiral design, with a diameter of 0.3320 inches…

SKU 3G-OTH-307225

Also listed as: A1148LETQ · A1148 LET Q · A1148-LET-Q

Brand
WALTER
Item
A1148-LET.Q Chip-Clearing Cobalt Screw-Machine Length Drill Bit
Part Number
A1148-LET.Q
Category
Chip-Clearing Cobalt Screw-Machine Length Drill Bits
Available to Order
Also known as:A1148-LET.QWALTER
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
A1148-LET.Q
Type
Cobalt, Parabolic Flute, Fast Spiral
Point
130°

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 Screw Machine Drill Bit: Letter Q is a chip-clearing cobalt screw-machine length drill bit from WALTER. It features a 130° point, parabolic flute, and fast spiral design, with a diameter of 0.3320 inches (MPN A1148-LET.Q).

Frequently Asked Questions

What is the WALTER Screw Machine Drill Bit Letter Q used for?

The WALTER Screw Machine Drill Bit Letter Q is used for drilling precise holes in hard materials like stainless steel and high-temperature alloys. Its cobalt construction, parabolic flute, and fast spiral design efficiently clear chips in deep-hole applications, making it ideal for CNC and screw machine operations.

What are the specifications of the WALTER A1148-LET.Q drill bit?

The WALTER A1148-LET.Q is a screw-machine length drill bit with a Letter Q diameter of 0.3320 inches, a 130° point angle, and a cobalt parabolic flute with fast spiral design. It is designed for chip clearing in demanding industrial machining applications.

Where to buy WALTER drill bits worldwide?

3G Electric supplies WALTER drill bits like the A1148-LET.Q to customers worldwide. We handle full logistics, customs clearance, and delivery to your facility. Contact us for pricing and lead time on this cobalt screw-machine length drill bit.

How to select the right WALTER screw machine drill bit?

Select a WALTER screw machine drill bit based on material hardness, hole depth, and machine type. For tough materials, choose cobalt with a 130° point and parabolic flute for chip evacuation. Match the diameter (e.g., Letter Q at 0.3320 inches) to your hole size and ensure shank fits your chuck.

Used in

Common applications for WALTER
Automotive engine component machining — WALTER indexable face mills (e.g., F2010.B.250.Z12.13.R722M) for face milling cylinder heads and blocks.
Aerospace structural parts manufacturing — WALTER screw-machine length drill bits (e.g., A1148-4.5) for drilling holes in aluminum and titanium components.
General machining job shops — WALTER indexable face mills (e.g., F4042R.B16.040.Z05.10) for face milling steel and stainless steel workpieces.
Heavy equipment repair — WALTER indexable face mills (e.g., 127 mm diameter with 11 inserts) for resurfacing large cast iron and steel parts.
Energy sector valve and pump manufacturing — WALTER indexable face mills (e.g., 100 mm diameter with R720M geometry) for machining sealing surfaces.
CNC lathe operations — WALTER screw-machine length drill bits (e.g., A1148-4.5) for drilling in automated turning centers with bar feeders.
Not sure this is the right part? Photo-identify it→

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.

You might also need

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

More from WALTER

View all WALTER parts →
Cobalt screw-machine length drill bit with parabolic flute and fast spiral design for efficient chip evacuation. 130° point angle. Suitable for use in automated screw machines and CNC lathes for drilling precise holes in metal
WALTER
Cobalt screw-machine length drill bit with parabolic flute and fast spiral design for efficient chip evacuation. 130° point angle. Suitable for use in automated screw machines and CNC lathes for drilling precise holes in metal
Cobalt screw-machine length drill bit with parabolic flute and fast spiral design for efficient chip evacuation. 130° point angle. Suitable for high-speed drilling in tough materials where heat resistance and chip clearing are required
WALTER
Cobalt screw-machine length drill bit with parabolic flute and fast spiral design for efficient chip evacuation. 130° point angle. Suitable for high-speed drilling in tough materials where heat resistance and chip clearing are required
Cobalt screw-machine length drill bit with parabolic flute and fast spiral design. Features a 130° point angle and 0.0730 inch diameter. Suitable for chip-clearing operations in automated screw machines and general drilling applications
WALTER
Cobalt screw-machine length drill bit with parabolic flute and fast spiral design. Features a 130° point angle and 0.0730 inch diameter. Suitable for chip-clearing operations in automated screw machines and general drilling applications

Customer reviews

No reviews yet — be the first

Questions & answers

No questions yet — ask us the first