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

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

The WALTER Screw Machine Drill Bit (MPN A1148-LET.N) is a chip-clearing cobalt screw-machine length drill bit featuring a 130° point, parabolic flute, and fast spiral design. It has a diameter of 0.3020 inches.

SKU 3G-OTH-307287

Also listed as: A1148LETN · A1148 LET N · A1148-LET-N

Brand
WALTER
Item
A1148-LET.N Chip-Clearing Cobalt Screw-Machine Length Drill Bit
Category
Chip-Clearing Cobalt Screw-Machine Length 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
A1148-LET.N

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 (MPN A1148-LET.N) is a chip-clearing cobalt screw-machine length drill bit featuring a 130° point, parabolic flute, and fast spiral design. It has a diameter of 0.3020 inches.

Frequently Asked Questions

What is the WALTER Screw Machine Drill Bit used for?

The WALTER Screw Machine Drill Bit (MPN A1148-LET.N) is used for drilling precise holes in metal workpieces on automatic screw machines and CNC lathes. Its cobalt construction and parabolic flute design provide efficient chip evacuation and heat resistance, making it suitable for high-speed production environments.

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

The WALTER A1148-LET.N 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 0.3020 inches and is manufactured by WALTER. The cobalt material offers enhanced hardness and wear resistance for extended tool life.

Where to buy WALTER drill bits worldwide?

You can source the WALTER A1148-LET.N 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 production needs.

How to select the correct WALTER screw machine drill bit?

To select the correct WALTER screw machine drill bit, match the diameter (0.3020 inches for A1148-LET.N) to your hole size requirement. Choose cobalt for harder materials and parabolic flutes for deep-hole chip evacuation. The 130° point is ideal for stainless steel and high-tensile alloys. Consult WALTER's technical data for optimal feeds and speeds.

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.

You might also need

Burners & Combustion Pumps & Compressors Spare Parts All Products

Compatible alternatives & equivalents

Cross-referenced by specification & description
WALTER Screw Machine Drill Bit: Letter R, 130° Point, Cobalt, Parabolic Flute, Fast Spiral (MPN A1148-LET.R)
WALTER
WALTER Screw Machine Drill Bit: Letter R, 130° Point, Cobalt, Parabolic Flute, Fast Spiral (MPN A1148-LET.R)
WALTER Screw Machine Drill Bit: Letter V, 130° Point, Cobalt, Parabolic Flute, Fast Spiral (MPN A1148-LET.V)
WALTER
WALTER Screw Machine Drill Bit: Letter V, 130° Point, Cobalt, Parabolic Flute, Fast Spiral (MPN A1148-LET.V)
WALTER Screw Machine Drill Bit: Letter S, 130° Point, Cobalt, Parabolic Flute, Fast Spiral (MPN A1148-LET.S)
WALTER
WALTER Screw Machine Drill Bit: Letter S, 130° Point, Cobalt, Parabolic Flute, Fast Spiral (MPN A1148-LET.S)
Cobalt screw-machine length drill bit with a 130° point, parabolic flute, and fast spiral design. The 0.3860-inch diameter (Letter W) and chip-clearing geometry support efficient chip evacuation in deep-hole drilling applications. Suitable for high-speed production environments in metalworking and manufacturing
WALTER
Cobalt screw-machine length drill bit with a 130° point, parabolic flute, and fast spiral design. The 0.3860-inch diameter (Letter W) and chip-clearing geometry support efficient chip evacuation in deep-hole drilling applications. Suitable for high-speed production environments in metalworking and manufacturing
Cobalt screw-machine length drill bit with a 130° point, parabolic flute, and fast spiral design. The 0.2420-inch diameter (Letter C) bit is suited for chip-clearing drilling in metalworking applications, particularly in deep-hole drilling of tough materials
WALTER
Cobalt screw-machine length drill bit with a 130° point, parabolic flute, and fast spiral design. The 0.2420-inch diameter (Letter C) bit is suited for chip-clearing drilling in metalworking applications, particularly in deep-hole drilling of tough materials
WALTER Screw Machine Drill Bit: Letter M, 130° Point, Cobalt, Parabolic Flute, Fast Spiral (MPN A1148-LET.M)
WALTER
WALTER Screw Machine Drill Bit: Letter M, 130° Point, Cobalt, Parabolic Flute, Fast Spiral (MPN A1148-LET.M)

More from WALTER

View all WALTER parts
This 6 mm (0.2362 in) diameter cobalt drill bit features a parabolic flute and fast spiral design for efficient chip evacuation in screw-machine and CNC lathe applications. The 130° point geometry aids in precise hole starting and reduces thrust. Suitable for high-speed drilling in metal workpieces
WALTER
This 6 mm (0.2362 in) diameter cobalt drill bit features a parabolic flute and fast spiral design for efficient chip evacuation in screw-machine and CNC lathe applications. The 130° point geometry aids in precise hole starting and reduces thrust. Suitable for high-speed drilling in metal workpieces
Cobalt screw-machine length drill bit with parabolic flute and fast spiral design. 130° point angle. Diameter: 0.1695 inches. For chip clearing in rigid setups
WALTER
Cobalt screw-machine length drill bit with parabolic flute and fast spiral design. 130° point angle. Diameter: 0.1695 inches. For chip clearing in rigid setups
Cobalt screw-machine length drill bit with parabolic flute and fast spiral design. 130° point angle. Diameter 0.1405 in (#28). For chip-clearing in screw-machine and CNC drilling applications
WALTER
Cobalt screw-machine length drill bit with parabolic flute and fast spiral design. 130° point angle. Diameter 0.1405 in (#28). For chip-clearing in screw-machine and CNC drilling applications
Cobalt screw-machine length drill bit with parabolic flute and fast spiral design for efficient chip evacuation. 130° point geometry. Suitable for drilling in tough materials in screw-machine and automated drilling applications
WALTER
Cobalt screw-machine length drill bit with parabolic flute and fast spiral design for efficient chip evacuation. 130° point geometry. Suitable for drilling in tough materials in screw-machine and automated drilling applications
Cobalt screw-machine length drill bit with parabolic flute and fast spiral design. 130° point angle. Suitable for automated screw machines and CNC lathes in high-speed production environments
WALTER
Cobalt screw-machine length drill bit with parabolic flute and fast spiral design. 130° point angle. Suitable for automated screw machines and CNC lathes in high-speed production environments
This 7 mm cobalt screw-machine length drill bit features a parabolic flute and fast spiral design for efficient chip evacuation in deep-hole drilling. The 130° point geometry aids in precise entry and reduced thrust. Suitable for high-speed machining of tough materials in industrial manufacturing
WALTER
This 7 mm cobalt screw-machine length drill bit features a parabolic flute and fast spiral design for efficient chip evacuation in deep-hole drilling. The 130° point geometry aids in precise entry and reduced thrust. Suitable for high-speed machining of tough materials in industrial manufacturing
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. #40 wire gauge diameter of 0.0980 inches. Suitable for drilling in metal on automated screw machines and CNC lathes
WALTER
Cobalt screw-machine length drill bit with parabolic flute and fast spiral design for efficient chip evacuation. 130° point angle. #40 wire gauge diameter of 0.0980 inches. Suitable for drilling in metal on automated screw machines and CNC lathes