Table 2.
Details of lead-hole size specimens
Specimen symbol
Lead-hole
diameter (mm)
Percentage
*
(%)
Species
9.46LL-6.5
6.5
68.7
larch
9.46LL-6.7
6.7
70.8
9.46LL-7.0
7.0
74.0
Percentage of the lead-hole diameter about the shank diameter of 9.46 mm