Installation Tool for 1/2" to 5/8" ID Corrugated and Wrap-Around Sleeving $7.90 Each 6827N12 These are the tools you don't learn about until after a huge job.

Hand Vise for Irregularly Shaped Material $57.84 Each 5042A45 I can think of a few times with a Dremel where this would have been really nice to have

Fork-Mount Towing Adapter $407.70 Each 9114N11 Is there anything forklifts can't do?

Handheld Barcode Scanner Laser Scanner, USB-A Connection $178.07 each 1735T11 Most USB barcode scanners are just HID devices so you can do all sorts of cursed things with them.

Pastry Brush 4" Wide x 2-1/4" Long Bristles, White $19.55 Each 9283T242 Mmmmm pastries. And associated brushes.

Cold-Protection Clothing Kit $443.97 each 8364N201 When the science teacher walked out in this you knew it was gonna be a fun class.

Padlock-Style Tamper-Seal Tags 100 lb. Average Breaking Strength Packs of 1000 1-4 Packs $168.00 5 or more $151.06 2041T7 Custom message tags for about $0.16 each... I'm thinking of alternate uses for these. 😁

T-Handle Locking Quick-Release Pin with Ring 17-4 PH Stainless Steel, 1/4" Diameter, 1" Usable Length $23.17 each 90293A112 I've never designed anything that had a quick release pin and I feel like I won't be a real engineer until I do.

Automatic Office Stapler for Up to 60 Sheets $441.68 Each 8401T3 The sound of stapling through 60 sheets at once must be amazing. Submitted by kedihecker on Twitter

Electric Portable Ultraviolet Disinfecting Light $582.19 each 3601N11 Handheld UV-C, wear eye and skin protection! 😎

High-Temperature 3D Printer Filament Ultra-Strength, Fiberglass-Filled PEEK, 1.75mm Diameter $453.72 Each 3489N21 Expensive and insanely hard to print, everyone should have a 500g roll of PEEK.

Nonsparking 6-Point Socket 1/2" Square Drive, 10mm Size $48.16 Each 6503A51 Another oddball 10mm!

Open-End 6-Point Socket 3/8" Square Drive, 10 mm Drive Size $15.03 Each 93299A110 What's the weirdest socket you've ever seen? This is an odd one. Submitted by mattufacts on Twitter.

Folding Clean Room Step Stool with 3 Steps, 45" High x 18" Wide x 26" Deep Overall $3,414.29 Each 3550N11 Cleanroom people: what features does this have that justify the cost? Description says seamless welds and 316 stainless. There's gotta be more to it, right?

Laser Welding Helmet with Auto-Darkening Lens $932.31 Each 9175N12 I don't think there's anything more cyberpunk than wearing this while LASER WELDING.

Cinching Strap with Cam Buckle, Polypropylene, 1" Wide $5.07 each 29695T985 Light duty straps have saved my butt more than once. Nice to have a few on hand.

Blade Sharpener for Coarse Grit Knives and Scissors $8.99 each 3663A41 Fun fact these are also decent deburring tools for sheet metal. Gets both sides in one shot.

Light Bulb ED17, High-Pressure Sodium, 70W $26.25 Each 8293K57 I don't want to hear people complaining about how LED street lamps don't look as good as sodium lamps when they won't even install them in their own houses. It's got a standard E26 base, just add a ballast!

Caliper Depth Base Attachment for 0" to 12" Measuring Range, 2.9" Long $38.20 each 8136A32 If you don't have the budget for a dedicated depth gauge.

Mitutoyo Electronic Depth Gauge Model Number 571-215-10, 0" to 24" Measuring Range $1,017.00 Each 20545A12 I've always liked how depth gauges look like swords.

High-Voltage Switch Operating Stick Bag 106" Long x 4-3/4" Wide $46.87 Each 9546N118 A bag for your hot sticks! All the cool kids have one.

High-Voltage Switch Operating Stick Adjustable-Length., 6'-44'5" Long $808.11 Each 7541K111 These are known as hot sticks, which is a phrase I usually reserve for 7-Eleven taquitos. 100,000V AC seems pretty hot to me!

Electronic Chamfer Gauge 45 Degree Angle Measured $293.27 Each 8013N11 We love very specific measuring tools.

Extended-Length Carbide-Tipped Drill Bit with Coolant Holes, 1/8" Size, 10" Long $192.10 each 2744N125 It's not 3.3mm (Twitter post reference) but it is a gun drill, and gun drills are cool.

Rodent Repelling Trash Bags Heavy Duty, 60 Gallon Capacity $49.14 per pack of 100 6680T2 They repel animals by being mint scented?? Cool

Railway Track Aligner $1,230.77 Each 5339N11 No home is complete without one!

Aircraft Signal Light with 2 Lights $747.78 each 10315T22 Coincidence that it's $747? 🤔🤔

Ultrasonic Portable Hardness Tester $5,395.00 Each 7444N11 If I had one of these you'd see me running around seeing how hard everything is. Everything.

Ceramic Hex Head Screw 1/4"-20 Thread Size, 1" Long $50.39 Each 94555A321 I would hate, HATE, trying to torque a ceramic screw without a torque wrench.

Hole Spacer $34.61 Each 8381N11 Don't let those joints get dirty! It's stainless so they shouldn't rust... too much.

Supplemental Eye Wash with Wall-Mount Station Includes Two 32 oz. Bottles $55.36 Each 5345T44 This dude is having the time of his life.

Electric Can Opener $1,127.27 Each 6118T8 *slaps can opener* This baby can open so many Chef Boyardees.

Flatware Stand with Holders $174.12 each 9758T38 Flatware sold separately.

Black Plastic Condiment Container, 8-1/4" Wide $257.66 each 5506T33 Putting one of these in my next kitchen remodel. Maybe this is why I'm still single. 🤭

Air-Powered Narrow-Belt Sander for Curved Surfaces $1,918.63 Each 6604N1 Probably the weirdest looking type of sander? So useful, though.

50 FL oz Camelbak Water Backpack $61.75 each 6229T1 Convenient to use, a real pain in the butt to use. Worth it?

Static-Control Slip-Joint Pliers, 6-3/4" Overall Length $18.36 each 5624A12 Honestly... I hate these types of pliers. It's right in the name: slip. But as they go, these ones look pretty decent.

Keyboard Cover for Dell Model Sk8115, Rt8D50 and L100 $17.57 each 1733T46 Do you think removing it feels the way to the keyboard as when you peel dried glue off your hands? Submitted by Icalbert101 on Twitter

Tool&Die Machining&Mtlworking Reference Book Die Design Fundamentals $74.83 each 2628T29 Everything Industrial Press (publisher of this book, along with Machinery's Handbook) puts out looks like a great read.

Ceiling Fan with LED Light, 120V AC, 96" Blade Diameter $2,601.79 Each 2056K14 What a beast. 🤯 Minimum ceiling height is 11ft which seems kinda crazy for an 8ft diameter fan?? Also, CAD files are available!

Shatter-Resistant Safety Mirror for Drop Ceiling Full-Dome, 22" Diameter, for 4 Feet Long x 2 Feet Wd Opening $164.53 each 6057T51 What if you replaced an entire drop ceiling with these 😮

PVC Plastic Work Boots 14" High, Black $26.10 per pair 5311T5 Cheapest shoes in the yellow book. Also Made-in-USA!

Sweden National Flag, 4 Feet x 6 Feet $79.89 Each 7545T542 What better way to celebrate McMaster-Carr doing international shipping than a Made-in-USA Swedish flag? 🥳🇸🇪

Toothpicks $4.77 per pack of 1000 5506T43 Mint flavored and individually wrapped, what luxury! Submitted by mattufacts on Twitter

Welding Hammer with Wire Brush Steel Handle with Wire Coil Grip, 6 oz. Head Weight $34.38 Each 7954A21 I've never seen one of these with a built-in brush. What will they include next?

Frictionless-Motion Air Linear Bearing with Housing, for 1-1/2" Shaft Diameter $1,042.28 each 5924K56 Submitted by mpatrickwalton on Twitter: "no one else will sell air bearings without quotes and calls"

Electrical Steel Grain Oriented, 0.001" Thick, 5 Feet Long $211.57 Each 5236N11 3% silicon and the grain orientation is what makes this so expensive compared to regular steel. It's used to make things like motor and generator cores.

27" Long x 50" Wide Bath Towels $22.13 per pack of 3 2576K33 I'm a bit of a towel snob, might have to order these and see if they're up to snuff. Submitted by MattLitke on Twitter

Food Industry Grease XHT-BDX Bearing Grease, 14 FL. oz Grease Gun Cartridge 1-9 Each $1,597.20 10 or more $1,433.38 10195K44 Someone who knows about grease and lube: Why is this so pricey? "Food industry" has a markup but daaaang.

Spot Welder Water Cooled, for 5/32" Maximum Material Thickness $4,954.07 each 7870A3 Handheld spot welders always have the craziest sci-fi aesthetics. Like they do not look like a tool that should be for sale to the public.