A tool 1 wherein said coupling of said first toggle link is effected at said second pivot point of said second arm and said {HEAD ~ coupling} of {TAIL ~ said second toggle link} is effected at said first pivot point of said first arm 
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A tool 1 wherein said coupling of said first toggle link is effected at said second pivot point of said second arm and said { HEAD ~ coupling } of { TAIL ~ said second toggle link } is effected at said first pivot point of said first arm
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH