Assorted PowerLocks, PowerAssist and BlackTip Fishing Tool

Top row left to right:

1) Newest PowerLock with slimmer profile.

2) BlackTip Deep Sea fishing multitool(the Black Tip is gigantic for a multitool).

3) PowerAssist with assisted outside blades.

Bottom row left to right:

1) Pre-Patent registered early PowerLock.

2) Transitional PowerLock w/ redesigned plierhead (U.S.A. removed). During this time, SOG moved production overseas.

3) PowerLock "2.0" with "piano key locks" to reduce clumping.

Done