BOM.md

## Tapster Bill of Materials:

### Bitbeam
    3D Print:
    Qty     Description
    4       3x1 beam
    5       9x1 beam
    2       11x1 plate
    12      Coupler
    3       Servo mount
    1       Stylus holder
    3       Upper arm


    3D Print or Mill:
    Qty     Description
    1       Top plate
    1       Base plate
    3       Side plate
    1       Arduino plate

### Indigo.com
    Qty     Description                                             Part #          Unit Price
    24      Rod magnet, D5 x 7.5mm, Nd rare earth, N42              44201-7.5       $0.44

### McMaster-Carr
    Socket Bolts:
    Qty     Description     Long Description:                               Part #     Unit Price
    5       4-40 1/2 in     Black-Oxide Alloy Steel Socket Head Cap Screw   91251A110   $8.34 per pack of 100
    6       6-32 3/4 in     Black-Oxide Alloy Steel Socket Head Cap Screw   91251A151   $8.50 per pack of 100
    30      10-32 3/4 in    Black-Oxide Alloy Steel Socket Head Cap Screw   91251A345   $9.93 per pack of 100
    4       10-32 1 in      Black-Oxide Alloy Steel Socket Head Cap Screw   91251A347   $7.82 per pack of 50     

    Hex Nuts:
    Qty     Description             Long Description:                                       Part #      Unit Price
    5       4-40 nuts               Black Nylon 6/6 Hex Nut                                 94812A200   $5.63 per pack of 100
    6       6-32 nuts               Zinc-Plated Steel Machine Screw Hex Nut                 90480A007   $1.16 per pack of 100
    30      10-32 low-profile nuts  18-8 Stainless Steel Undersized Machine Screw Hex Nut   90730A411   $6.18 per pack of 100

    Misc:
    Qty     Description                                 Long Description:                   Part #      Unit Price
    12      3/8" Steel ball bearing                                                         96455K54    $5.87 per pack of 250
    6       12cm 6-32 Zinc-plated steel threaded rod    (Sold in 6ft sections)              98914A007   $3.67 for 6ft


### Servocity
    Qty     Description                                             Part #          Unit Price
    3       Hitec HS-311 servo (clockwise rotation)                 31311S          $7.99

### Staples
    Qty     Description     Long Description                        Part #          Unit Price
    1       Tablet stylus   QVS ISE-SV Extending Mini-Stylus        IM1NZ0711       $3.99


## Electronics:

### Adafruit.com
    Qty     Description     Long Description                                    Part #          Unit Price
    1       Power adaptor   9 VDC 1000mA regulated switching power adapter      63              $6.95
    1       Arduino Uno     Arduino Uno R3 (Atmega328 - assembled)              50              $24.95
    
### Amazon.com
    Qty     Description                                                         Part #          Unit Price
    1       SainSmart Sensor Shield Digital Analog Module V4                    B006TQ314G      $11.80

### Monoprice.com
    Qty     Description     Long Description                                Part #          Unit Price
    1       USB cable       3ft USB 2.0 A Male to B Male 28/24AWG Cable     5437            $1.02

### Sparkfun.com
    Qty     Description             Long Description                            Part #          Unit Price
    1       Alligator Clip          Alligator Clip with Pigtail                 13191           $2.95 (pack of 4)
  
## Tools:

### McMaster-Carr
    Screwdrivers:
    Qty     Description         Long Description:                           Part #:     Unit Price:     Note:
    1       3/32 hex driver     Comfort Grip Ball Driver                    5497A25     $2.27           For 4-40 screws
    1       7/64 hex driver     Comfort Grip Ball Driver                    5497A26     $2.31           For 6-32 screws
    1       5/32 hex driver     Comfort Grip Ball Driver                    5497A29     $2.69           For 10-32 screws
    1       5/16 wrench         Miniature Inch Combination Wrench           5443A28     $10.69          For 10-32 nuts
    1       Philips #1 driver   Ultra-Grip Screwdriver with Antislip Tip    55095A32    $3.61           For servo mount


## Materials:
For 3D Printers:
ABS plastic from Ultimachine

For CNC Mills:
Plywood and Basswood from Blick Arts / Midwest Products


## Miscellaneous:

### Uline
    Qty     Description
    1       8X8x14 box
    1       Red bag