Thin Open End Wrench

open end
The David Susskind Show was an American television talk show hosted by David Susskind. The program began its existence in 1958 as Open End, and was broadcast by WNTA-TV (now WNET) in New York City.
(open-ended) without fixed limits or restrictions; "an open-ended discussion"
(Open ended) An open-end(ed) fund is a collective investment scheme which can issue and redeem shares at any time. An investor will generally purchase shares in the fund directly from the fund itself rather than from the existing shareholders.

wrench
make a sudden twisting motion
twist or pull violently or suddenly, especially so as to remove (something) from that to which it is attached or from where it originates; "wrench a window off its hinges"; "wrench oneself free from somebody's grip"; "a deep sigh was wrenched from his chest"
a sharp strain on muscles or ligaments; "the wrench to his knee occurred as he fell"; "he was sidelined with a hamstring pull"
Pull or twist (someone or something) suddenly and violently
Injure (a part of the body) as a result of a sudden twisting movement
Turn (something, esp. a nut or bolt) with a wrench

thin
thinly: without viscosity; "the blood was flowing thin"
Make or become less dense, crowded, or numerous
Make or become weaker or more watery
lose thickness; become thin or thinner
Remove some plants from (a row or area) to allow the others more room to grow
of relatively small extent from one surface to the opposite or in cross section; "thin wire"; "a thin chiffon blouse"; "a thin book"; "a thin layer of paint"