Date:    5-13-2013
Number of Hours:    5.20
Brief Description:    Preparing the Main Spars (LH&RH)
Rivet the K-1100-08 tank skin attach platenuts to the main spars.
Began conutersinking #8 screw holes using platenuts as guides for countersink. Countersink suggested diameter for #8 screws is between .365"-.375".
Used width: .370"