Various USB edge pictures

[kwakster]

Some USB-pictures i took of the unused & armhair shaving sharp factory edge of a 2010 Buck 110 blade:















I used this specific 110 blade to replace the worn out one in an older 560 model:
Buck 560 reblade

 

[kwakster]

Factory edge with a buffed apex on a Spyderco Paramilitary 2 in CPM-S110V steel and a measured edge angle of 30 degrees inclusive:

 

[kwakster]

BTW, this is the USB microscope/camera i use:

 

[kwakster]

Two USB pictures of a full mirror edge on another Spyderco Paramilitary 2 in S110V steel, done on Paper Wheels with various diamond compounds up to 1.0 micron.
The edge angle measures a hair below 30 degrees inclusive.

 

[kwakster]

Factory edge on a Spyderco Brad Southard black.
CTS-204P steel blade and a measured edge angle of ~35 degrees inclusive:

 

[kwakster]

Lenox Gold bi-metal utility blade with titanium nitride coating on it's edge, which also has a microbevel.
The edge fits in the 25 degrees inclusive slot in my Tormek WM200 angle master.

 

[kwakster]

New & unused Leatherman Wave 420 steel blade from around 2008:
The edge can hardly cut copy paper due to a rather large burr.