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    OT: -3 45 deg male to -4 45 deg AC gauge adapter.

    Working on a 1990 Corolla w. R-12 A/C system and need adapter to connect 1/4" gauge hose to what appears to be a -3 male high side fitting with schrader valve. (Low side is standard 1/4" 45deg male fitting w. schrader) Anyone know of a part number? I've already wasted an hour searching other...
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    Cutting grooves in EPDM mat

    I need to cut a series of straight, smooth grooves 3/16" deep, across a 24" x 48" x 3/8" EPDM sheet. What's the best tool for a smooth finish? I'm considering a router with a sharp bit and guide rail, or borrow a tire siping tool and make a custom tip for the required groove profile. They're...
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    Argon Regulator/Flow meter w. Teflon vs PTFE seats

    Looking to get new flow meters for the Mig and Tig welders. Victor lists two models with identical (seemingly) specifications other than one has "Teflon seats" and one has "PTFE seats". (0781-2723 vs 0387-0240). Some places like Grainger show a $40.00 price difference, some list both for the...
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    Darex Radius Attachment Dissassembly

    Just picked up a brand new Darex E90 with radius attachment (like still in cosmoline new!:D) The spindle for the radius attachment was froze up from sitting for decades. I got it freed up and turning but it feels a little rough and I'd like to clean, lube and/or replace the bearings. Anyone know...
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    OT: GM rear hub assembly disassembly.

    I have a pair of late 80's Chevy Citation rear hub assemblies I bought used to re-purpose for a trailer axle. which has now been in trouble-free service since 1990. I was concerned the grease is getting old so I pulled them to disassemble, clean, inspect, and lube. They appear to be a simple...
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    Involute Gear Cutter Runout.

    I am working on developing a collection of involute gear cutters for my shop. I just acquired a pair of new 8DP cutters for a project and they both have what I would say is an unacceptable amount of runout. I don't expect them to track perfectly, but I feel that .018" and .027" variation...
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    YUASA 550-005 5C Rapid Indexer.

    I just bought a Yuasa model 550-005 horizontal/vertical 5C rapid indexer, apparently now discontinued. (MSC still sells a very similar unit under part #09150905.) I'm in need of a copy or file of the instruction/parts manual and have searched the internet with no success. Yuasa used to have a...
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