On the top for a reason, these are the best metric keys that I've found! Expensive but so good! Ball heads! Bright colors!
We can assume that any screw that comes out of the printer belongs in the garbage. Buying quality fasteners matters!
18-8 Stainless Steel Flat Head Screw Assortment
Set Grub Screw M3 M4 M5 M6 M8 Metric Hex Allen Socket Head Screw Assortment Kit 200Pcs 304 Stainless Steel
Replacements for the yellow round thumbscrews that kinda hurt to use
18-8 Stainless Steel Wing Nut
Drill Tap for Through-Hole Threading, M4 x 0.7 mm Thread Size
CO-Z 5pcs Hss Cobalt Multiple Hole 50 Sizes Step Drill Bit Set with Aluminum Case
L7805CV L7805 Positive Voltage Regulator Output 5v TO-220 Package, 20 Pieces
2N2222 TO-92 Plastic-Encapsulate Power Transistors NPN 600mA 75V 1 Pack
Eowpower 10 Pcs PC4-M6 Pneumatic Air Straight Quick Fitting 4mm thread M6 One touch hose Connector
[Real 18AWG 43x2pcs Wires] 20 Pairs DC Power Pigtail Cable, 12V 5A Male & Female Connectors for CCTV Security Camera and Lighting Power Adapter by MILAPEAK (2.1mm x 5.5 mm, Ultra Thick 18AWG)
Hilitchi 250-Pcs M2/M3/M4 Female Thread Brass Knurled Threaded Insert Embedment Nuts Assortment Kit
CS Hyde High Temperature Fiberglass Tape With Silicone Adhesive, Ivory 1/2 inch x 36 yards
Pc Accessories - 10 Feet IDC 16P 1.27mm Rainbow Color Flat Ribbon Cable 16 Conductors for 2.54mm Connectors
uxcell 25 Pcs FC-16P 2x8 Pin Female Header IDC Cable Connector 2.54mm Pitch
CBAZY™ 22 Gauge Flexible Silicone wire Hook up Wire Kit (Stranded Wire Kit) Electric wire 6 colors 19.6 feet Each 22 AWG
32 oz. Spray Bottle - Food Grade Mineral Oil for Stainless Steel, Cutting Boards and Butcher Blocks, NSF
https://www.amazon.com/gp/product/B007PPEW52/ref=oh_aui_detailpage_o01_s00?ie=UTF8&psc=1
IWISS Crimping Tools for Dupont Professional Pin Compression Ratcheting Modular Insulated Terminal Crimper Pin 2.54mm 3.96mm 28-18AWG 0.5-1.0mm2 with Wire-electrode Cutting Die
Uxcell a12070600ux0153 Approach Sensor Cylindrical Capacitive Proximity Switch PNP NO, 1-10 mm, DC 6-36V
GeeBat 460pcs 2.54mm JST-XH Connector Kit with 2.54mm Female Pin Header and 2/3/4/5/6 Pin Housing Connector Adapter Plug (JST Connector Kit)
bayite 3 Wire 0.36" DC 0~30V Digital Voltmeter Gauge Tester Blue LED Display Panel Mount Car Motorcycle Battery Monitor Volt Voltage Meter with Reverse Polarity Protection Pack of 5
Eva-Dry New and Improved E-333 Renewable Mini Dehumidifier
RioRand(TM) Borosilicate glass for heatbed MK2/MK2A of 3D printer,Reprap, Mendel
eBoot Mini MP1584EN DC-DC Buck Converter Adjustable Power Step Down Module 24V to 12V 9V 5V 3V, 6 Pack
SoundOriginal 24V DC Brushless Blower Cooling Fan 50x50x15mm,for 3d Printer Humidifier Aromatherapy and Other Small Appliances Series Repair Replacement (2pcs 24V)