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5

D104098#1

Abb. 10

Abb. 11

Ø 6

Ø 4 Ø 20

Abb. 11a

3. Making the discs for the guidance system

a) Mark and saw out 4 discs 20mm diameter on the plywood sheet  ( Part 4) Drill a 6mm hole through the middle  of 

the discs – then saw them out. 

b) Saw out and drill the spacers ( 4mm diameter )

Instructions

e) Use the pattern ( Page 7) to mark out the playing field ( Part 3) Drill the 20mm diameter holes with a forstner bit

   Arrange and glue on the pine blocks ( from step 3 ) as shown in Diagram 10

   Finally glue the frame around the edge.

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