Table 3.
Details of the lag screw specimens

Specimen symbol	Diameter of lag screw (mm)	Species	Grain Direction
9.46LL-S9.46LL-C	9.469.46	Larch	S (T/R)C
7.79LL-T7.79LL-R7.79LL-C	7.797.797.79	Larch	TRC
6.27LL-S6.27LL-C	6.276.27	Larch	S (T/R)C
9.46LS-S9.46LS-C	9.469.46	Spruce	S (T/R)C
7.79LS-T7.79LS-R7.79LS-C	7.797.797.79	Spruce	TRC
6.27LS-S6.27LS-C	6.276.27	spruce	S (T/R)C