Page Contents

Component $/Unit Express Qty Express Subtotal XL Qty XL Subtotal MAX Qty MAX Subtotal
M2.5 x 4mm Screws $0.15 8 $1.20 8 $1.20 8 $1.20
M2.5 x 11mm F/F Standoffs $0.50 2 $1.00 2 $1.00 2 $1.00
M3 x 12mm Screws $0.15 16 $2.40 16 $2.40 16 $2.40
M3 Locknuts $0.10 4 $0.40 4 $0.40 4 $0.40
M5 x 10mm Screws $0.15 56 $8.40 72 $10.80 72 $10.80
M5 x 16mm Screws $0.20 14 $2.80 14 $2.80 14 $2.80
M5 x 20mm Screws $0.24 12 $2.88 12 $2.88 12 $2.88
M5 x 25mm Screws $0.26 2 $0.52 2 $0.52 2 $0.52
M5 x 30mm Screws $0.30 12 $3.60 12 $3.60 12 $3.60
M5 x 40mm Screws $0.40 8 $3.20 8 $3.20 8 $3.20
M5 Flange Locknuts $0.20 34 $6.80 34 $6.80 34 $6.80
M5 x 6mm Spacers $0.20 5 $1.00 5 $1.00 5 $1.00
M5 x 14.5mm Spacers $0.30 4 $1.20 4 $1.20 4 $1.20
M5 x 6mm Eccentric Spacers $2.00 5 $10.00 5 $10.00 5 $10.00
M5 Tee Nuts $0.40 10 $4.00 10 $4.00 10 $4.00
20mm Nut Bar $1.50 2 $3.00 2 $3.00 2 $3.00
40mm Nut Bar $1.75 11 $19.25 15 $26.25 15 $26.25
60mm Nut Bar $2.00 17 $34.00 21 $42.00 21 $42.00
25mm Wood Screws $0.05 15 $0.75 15 $0.75 15 $0.75
Dowel Pins $2.00 0 $0.00 3 $6.00 3 $6.00
200mm Zip Ties $0.10 4 $0.40 4 $0.40 4 $0.40
3mm Hex Driver $5.00 1 $5.00 1 $5.00 1 $5.00
8mm Wrench $3.00 1 $3.00 1 $3.00 1 $3.00
TOTALS   243 $114.80 270 $138.20 270 $138.20

M2.5 Screws

These screws are used to mount the electronics boards into the electronics box.

Length 4mm
Threads M2.5
Drive Size 2mm
Price $0.15
Quantity 8

M2.5 x 4mm Screws

M2.5x4 screws

M3 Screws

M3 screws are used throughout FarmBot for mounting motors and other small electronic components on the tools.

Trade Name M3 Low-Profile Socket Head Cap Screw
Material 18-8 Stainless Steel
Lengths 12mm
Threads M3 x 0.5mm
Head Height 2mm
Head Diameter 5.5mm
Socket Size 2mm Hex
Tensile Strength 70,000 psi
Price 12mm - $0.15
Quantity 12mm - 16

M3 x 12mm Screws

M3x12 screws

M5 Screws

M5 button-head screws of various lengths are used throughout FarmBot to attach plates and 3D printed parts to extrusions, V-wheels to plates, and other components together. They are usually used in combination with M5 washers, and terminated with an M5 tee nut or locknut. The button head provides a wide bearing surface, a low-profile head, and a finished appearance. Length is measured from under the head.

Trade Name Button-Head Socket Cap Screw
Material 18-8 Stainless Steel
Tensile Strength 70,000psi
Lengths 10, 16, 20, 25, 30 and 40mm
Threads M5, 0.8 pitch
Head Type 3mm Hex
Head Height 2.75mm
Head Diameter 9.5mm
Price 10mm - $0.15
16mm - $0.20
20mm - $0.24
25mm - $0.26
30mm - $0.30
40mm - $0.40
Quantity 10mm - Express: 56, Express XL and MAX: 72
16mm - Express: 14, Express XL and MAX: 14
20mm - Express: 12, Express XL and MAX: 12
25mm - Express: 2, Express XL and MAX: 2
30mm - Express: 12, Express XL and MAX: 12
40mm - Express: 8, Express XL and MAX: 8

M5 x 10mm Screws

M5x10 screws

M5 x 16mm Screws

M5x16 screws

M5 x 20mm Screws

M5 x 25mm Screws

M5 x 30mm Screws

M5x30 screws

M5 x 40mm Screws

Locknuts

Locknuts are used throughout FarmBot to secure M3 and M5 screws in place. The nylon insert allows the locknut to resist loosening when subjected to vibration.

Trade Name Nylon-Insert Locknut
Threads M3 x 0.5mm, M5 x 0.8mm
Height M3 - 4mm
M5 - 5mm
Width M3 - 5.5mm
M5 - 8mm
Material 18-8 Stainless Steel
Price M3 - $0.10
M5 - $0.15
Quantity M3 - 4
M5 - 34

M3 Locknuts

M3 locknuts

M5 Flange Locknuts

M5 Flange Locknuts

Spacers

These spacers are used to offset V-wheels from plates so that they may engage extrusions.

Material Aluminum
Outer Diameter 10mm
Inner Diameter 5.10mm
Length 6mm, 14.5mm
Price 6mm - $0.20
14.5mm - $0.30
Quantity 6mm - 5
14.5mm - 4

M5 x 6mm Spacers

M5 Spacer

M5 x 14.5mm Spacers

Eccentric Spacers

When rotated, eccentric spacers accurately position V-wheels on a plate such that they can firmly engage V-slot aluminum extrusions. They are only used on wheels on one side of an extrusion. Adjustments are made by using a 8mm wrench on the spacer itself.

Material Stainless Steel
Height 6mm (not including rim)
Bore 5mm
Rim Fits into a 7.12mm hole
Hex Size 8mm
Divot Indicates shortest distance from rim to bore
Price $2.00
Quantity 5

M5 x 6mm Eccentric Spacers

M5x6mm eccentric spacers

Standoffs

These F/F standoffs are used to offset the Raspberry Pi Zero from the Farmduino Express board.

Material Stainless steel
Lengths 11mm
Male Threads M2.5
Female Threads M2.5, 4mm length
Price $0.50
Quantity 4

Tee Nuts

Combined with screws, these drop-in style tee nuts allow components such as plates and 3D printed parts to be attached quickly and securely anywhere on a V-slot aluminum extrusion.

Trade Name Drop-in Tee Nut
Material Stainless Steel
Threads M5 x 0.8mm pitch
Fits Slot Size 6
Price $0.40
Quantity 10

M5 Tee Nuts

M5 Tee Nuts

Nut Bars

These stainless steel bars act as long tee nuts allowing two screws to securely hold plates, brackets, and other components to a v-slot extrusion.

Material Stainless steel
Threads M5 x 0.8mm pitch
Fits Slot Size 6
Price 20mm - $1.50
40mm - $1.75
60mm - $2.00
Quantity 20mm - Express: 2, Express XL and MAX: 2
40mm - Express: 11, Express XL and MAX: 15
60mm - Express: 17, Express XL and MAX: 21

20mm Nut Bar

20mm Nut Bar

40mm Nut Bar

40mm Nut Bar

60mm Nut Bar

60mm Nut Bars

Wood Screws

These are used to attach the track end plates and track joining plates to supporting infrastructure such as a raised.

Material Steel
Finish Black Oxide
Length 25mm
Head Diameter 12mm
Price $0.05
Quantity 15

Wood Screws

Dowel Pins

These pins are used to help align the gantry main beams on XL and MAX devices.

Material Stainless Steel
Length 40mm
Diameter 1 4.2mm
Diameter 2 4.25mm
Price $2.00
Quantity Express: 0
Express XL: 3
Express MAX: 3

dowel pins

Zip Ties

Zip ties are used to fasten the vacuum pump and solenoid valve.

Material Nylon
Color Black
Length 200mm
Price $0.10
Quantity 10

200mm Zip Ties

200mm zip ties

3mm Hex Driver

This hex (allen) driver is used to tighten all of the M5 screws on FarmBot.

Hex Size 3mm
Bit Material Hardened steel with a titanium nitride coating
Handle Material Anodized aluminum
Price $5.00
Quantity 1

3mm Driver

8mm Wrench

The wrench is for tightening M5 locknuts and adjusting eccentric spacers throughout FarmBot.

Size 8mm
Price $3.00
Quantity 1

8mm wrench