spent yester day installing a new replacement door for my mud room. lowes had on sale replacement door jam's & door combo's. so I get one and a pre cut oak trim. a new drill bit for predrill the trim and ect. ect. ect. everthing is oak in my house. so I bought oak. everthing went in great. till the trim even with predrilling the stuff wanted to split? anybody good at working with this stuff? :think: