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NICHOLSON Machinists File: Double-Cut/Single-Cut, Single Edge Cut, Bastard Cut - Double-Cut & Single-Cut Half-Round Files
NICHOLSONDouble-Cut & Single-Cut Half-Round Files

NICHOLSON Machinists File: Double-Cut/Single-Cut, Single Edge Cut, Bastard Cut

The NICHOLSON 21858N Machinists File is a double-cut/single-cut half-round file with a single edge cut, bastard cut, and regular taper. It has a 10-inch length without tang and a natural finish, designed for…

SKU 3G-OTH-634193

Also listed as: 21858 N · 21858-N

Brand
NICHOLSON
Item
Machinists File: Double-Cut/Single-Cut, Single Edge Cut, Bastard Cut
Category
Double-Cut & Single-Cut Half-Round Files
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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.

Technical Specifications

NICHOLSON
Manufacturer Part Number
21858N
Type
Single Edge Cut, Bastard Cut, 21858N
Lg Without Tang
10 in

Technical Documents

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

Product Description

The NICHOLSON 21858N Machinists File is a double-cut/single-cut half-round file with a single edge cut, bastard cut, and regular taper. It has a 10-inch length without tang and a natural finish, designed for general-purpose metalworking.

Frequently Asked Questions

What is the NICHOLSON 21858N Machinists File used for?

The NICHOLSON 21858N is a double-cut/single-cut half-round file designed for general-purpose metalworking. Its bastard cut and regular taper suit deburring, shaping, and smoothing ferrous and non-ferrous metals. The single edge cut provides a finer finish on flat surfaces, while the double-cut side removes material quickly.

What are the specifications of the NICHOLSON 21858N file?

The NICHOLSON 21858N is a 10-inch-long (without tang) machinist file with a single edge cut, bastard cut, and regular taper. It has a natural finish and a half-round profile with double-cut on one side and single-cut on the other. The manufacturer part number is 21858N.

Where to buy NICHOLSON 21858N files worldwide?

3G Electric supplies the NICHOLSON 21858N machinist file to customers worldwide. We handle full logistics, customs clearance, and delivery to your facility. As a global industrial solutions provider, we source genuine NICHOLSON tools and can quote for any quantity. Contact us for pricing and lead time.

How to select the right NICHOLSON file for metalworking?

For general metal removal on steel or iron, choose a bastard cut file like the NICHOLSON 21858N. Use the double-cut side for fast stock removal and the single-cut side for smoother finishing. Match file length to workpiece size—10 inches suits medium parts. Always use a handle for safety and control.

Used in

Common applications for NICHOLSON
Industrial steam condensate removal — Nicholson FTN series C-pattern steam traps in process heating systems
Commercial building radiator control — Nicholson N25-FO radiator valves for hot water and steam heating
High-pressure steam line drainage — Nicholson NFT 250 series in-line traps for 250 psi applications
Space-constrained piping layouts — Nicholson H-pattern steam traps for tight installations in manufacturing plants
Corrosive environment steam trapping — Nicholson stainless steel float traps for chemical processing facilities

NICHOLSON Products

3G Electric supplies NICHOLSON double-cut & single-cut half-round files. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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