Kershaw Blur 1670BLK specs and steel

The Kershaw Blur 1670BLK has a 3.4" recurve blade in 14C28N, weighs 3.9 oz and uses a liner lock. Its list price is $159.99; retailers often sell for less.

Kershaw Blur 1670BLK: Recurve blade, 3.4" long (generic profile, not to scale)Recurve blade, 3.4" long

Specifications

Blade steel
14C28N
Blade length
3.4"
Overall length
7.9"
Blade thickness
0.121"
Weight
3.9 oz
Lock
Liner lock
Handle
6061-T6 aluminum with Trac-Tec inserts
Blade shape
Recurve
Opening
Assisted (SpeedSafe thumb stud)
Made in
USA
Model
Blur 1670BLK
Brand
Kershaw
List price
$159.99

Ken Onion design; S30V and tanto variants

Where to buy

Check price at Blade HQ

Check price at Amazon

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The steel: 14C28N

14C28N is a stainless steel rated 3/10 for edge retention, 8/10 for toughness and 8/10 for corrosion resistance; it is very high on ease of sharpening (9/10). Full 14C28N page.

Edge retention
3/10
Toughness
8/10
Corrosion resistance
8/10
Ease of sharpening
9/10
14C28N typical hardness14C28N: 57-60 HRC55 soft60 mid65 very hard507057–60

How 14C28N compares

More Kershaw knives

Other knives in 14C28N

Similar price

Specs checked on 2026-10-14 against the maker's product page.