1.) Tip-down only pocket clip.
2.) Combo edge.
3.) Lack of a guard or other feature which keeps one's hand off the blade if it gets slippery.
4.) Bad heat treat/ 440A or softer steel.
5.) Extension of 4: Any manufacturer that doesn't disclose what alloy the blade is made from.
6.) Blade play in a folder.
7.) Unsecure tang design in a fixed blade.
8.) Any knife which would be painful or otherwise uncomfortable to use as intended.
9.) Any folder which isn't easy to open and close one-handed with either hand(excepting traditionals.)
2.) Combo edge.
3.) Lack of a guard or other feature which keeps one's hand off the blade if it gets slippery.
4.) Bad heat treat/ 440A or softer steel.
5.) Extension of 4: Any manufacturer that doesn't disclose what alloy the blade is made from.
6.) Blade play in a folder.
7.) Unsecure tang design in a fixed blade.
8.) Any knife which would be painful or otherwise uncomfortable to use as intended.
9.) Any folder which isn't easy to open and close one-handed with either hand(excepting traditionals.)
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