Buy

Tools on dx.com

• Centre Punch
• Dial guage?
• Try Square. (Right Angle)
• Dowling Tool (for right angle drilling).

* Mitre Box. (Have one)

Molding/Casting

• Transparent Silicon

Wood

• Drill saw blades.
  • 28-in-1 Stainless Steel + Copper + PVC Wood Grinding Tool Set
  • 6pc HSS Circular Saw Blade Set For Metal & Dremel Rotary Tools
  • 6pcs Metal HSS Circular Saw Blade Set Cutting Discs for Dremel Rotary Tool

• 10/13mm Electric Drill Cutting Seat Stand Machine Bracket Rod Bar Table with 2 Wrench - $16

• 25-150mm Magnetic Hex Anti Slip Screwdriver Bit Long Screw Nut Torx PH2 - ~$2

Electronics

RepRap Gen7 Electronics

* 2x Wireless modules. ESP8266 ESP-03, About $3 on ebay. (Remember to look up voltage divider). Need USB Serial programmer, FTDI with 3.3v support.

• Photodiodes
• Nicromium Wire
• Tiny stepper motors (5 are like $4)
• Transistor/Capacitor tester ($12)
• DIY Oscilloscope DSO138 (preassembled with case for $30) - http://www.banggood.com/search/dso138.html + USB TTL (Or make an Arduino/soundcard one).
• DC-DC stepdown powersupply $7

3D Printer

• Casting Resin
  • 2.3kg of Hydrocal is about $75, 100 pounds hcal to 45 water
• 4x Stepper Motors - NUMA 17
• Filament
• Hot Head
• Extruder