LORE LAB Steel Test Database
20°

Smallest micro-bevel angle that held 600 push cuts on A-grade FAS spruce.

Based on 1 passing test with a recorded micro-bevel angle, out of 8 total for this steel.
Limited data: this rests on a single test. Treat as provisional.

The test that got there

Company / model
Cold Steel / BROKEN SKULL
Secondary bevel
11° per side
Micro-bevel
20° (the headline angle)
Factory HRC
Hardness not recorded
Tester
D
Wood
Spruce
Date
2024/05/25

The spread

5 of 8 tests shown; 3 have no recorded angle
Pass (600 cuts) Fail (at its cut count)

Micro-bevel angle (degrees per side)

Swipe the chart sideways to see the full angle range.

This steel's headline rests on one passing test. Read the angle as provisional until more tests are recorded.

By brand

Every brand we have tested this steel under, and its own best result -- heat-treat can shift the feasible angle from one maker to the next.

Cold Steel
20° n = 6
Spyderco
No pass yet · best 360 cuts n = 2

All tests

Sorted by result, then angle. Every recorded test for this steel, including heat-damage rows.

Tags
Pass 20° 11° 600 Cold Steel / BROKEN SKULL n/r D Spruce
Fail n/r n/r 74 Cold Steel / BROKEN SKULL n/r D Spruce
Fail n/r n/r 17 Cold Steel / BROKEN SKULL n/r I Spruce
Fail n/r n/r 4 Cold Steel / BROKEN SKULL n/r I Spruce
Fail 15° 12° 18 Spyderco / SWAYBACK n/r D Spruce
Fail 18° 12° 360 Spyderco / SWAYBACK n/r I Spruce rolling
Fail 20° 13° 503 Cold Steel / BROKEN SKULL n/r D Spruce
Fail 20° 11° 98 Cold Steel / BROKEN SKULL n/r S Spruce
20° Pass 600 cuts
Company
Cold Steel / BROKEN SKULL
Secondary
11°
HRC
n/r
Tester
D
n/r Fail 74 cuts
Company
Cold Steel / BROKEN SKULL
Secondary
n/r
HRC
n/r
Tester
D
n/r Fail 17 cuts
Company
Cold Steel / BROKEN SKULL
Secondary
n/r
HRC
n/r
Tester
I
n/r Fail 4 cuts
Company
Cold Steel / BROKEN SKULL
Secondary
n/r
HRC
n/r
Tester
I
15° Fail 18 cuts
Company
Spyderco / SWAYBACK
Secondary
12°
HRC
n/r
Tester
D
18° Fail 360 cuts
Company
Spyderco / SWAYBACK
Secondary
12°
HRC
n/r
Tester
I
Tags
rolling
20° Fail 503 cuts
Company
Cold Steel / BROKEN SKULL
Secondary
13°
HRC
n/r
Tester
D
20° Fail 98 cuts
Company
Cold Steel / BROKEN SKULL
Secondary
11°
HRC
n/r
Tester
S