1.   Keep your nails short and your hands clean.

2.   And this one says they have to cut their nails very short.

3.   Long thick nails have greater holding power than short thin nails.

4.   One problem common to blade-type trimmers is cutting the nail too short.

5.   These short nails are designed just for joist hangers.

6.   Use short nails to hold the hanger onto the post and hold the rail to the hanger.