The 040 Onset is the latest everyday carry blade to be introduced by Buck Knives. This knife is another example of Buck’s commitment to upping its game in the EDC category. Every indication is that this new knife combines the same value and fine craftmanship the brand historically has brought to its hunting and outdoor products. The knife will be made available starting in August. 

The Buck 040 Onset is a flipper-style folder that features a 3 3/8-inch drop-point blade of S45VN steel.

The Buck 040 Onset is a flipper-style folder that features a 3 3/8-inch drop-point blade of S45VN steel.

The Onset Features CPM S45VN Steel 

This knife is designed to be modern, sleek, and tough. Its sports a S45VN Bos heat-treated blade with a flat grind. The S45VN stainless steel is designed to offer improved corrosion and wear resistance over other leading steels. This CPM (Crucible Particle Metallurgy) steel uses Niobium and Nitrogen in place of some of the Vanadium and Carbon to enhance the edge retention, as well as the wear and corrosion resistance. It has Rockwell hardness of 59-61.

he Buck 040 Onset features a blade that secures open via a frame lock.

The Buck 040 Onset features a blade that secures open via a frame lock.

This knife features a 3 3/8-inch drop-point blade and has an overall closed length of 4 7/8 inches.  The 040 Onset opens quickly along a smooth ball bearing pivot by way of a flipper mechanism. The blade stays securely open thanks to a simple, easy to operate frame lock. A black G10 handle scale provides for a secure grip. 

The 040 Onset: Buck Knives’ Newest EDC 

Buck Knives has been creating and selling knives more than 120 years. They use the best material and state-of-the-art technology to create their high-quality knives. This Onset is made in the USA and is backed by Buck’s Forever Warranty. For more information on the Buck Knives 040 Onset, go to www.buckknives.com.

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The Specs

Model: Buck 040 Onset

Blade Steel: S45YN Steel

Length of Blade : 3 3/8 inches (8.6 cm)

Blade Thickness: 0.120 inches

Handle: G10

Overall Length: 4 7/8 inches

Weight: 4.5 ounces (127g)

Carry System: Pocket Clip

Origin: USA

MSRP: $180