Need input on routine

[mega]

Working out at home--squat rack,bench and dumbbells. Please critique!

Monday:
Squats 4x6-8
Stiff Deadlift 4x6-8
Lunges 3x6-8
Calf Raises 4x8-10
DB step ups 4x6-8

Tuesday:
Flat BP 4x4-6
DB press 4x6-8

Incline DB 4x4-6
Military 4x4-6
Arnold then DB sit press next week 4x4-6
Side raises 3x6-8
Close BP 4x4-6
Overhead tri ext 3x4-6
2 arm DB tri ext 3x 4-6

Wednesday:
Deadlift 4x4-6
Good morning 4x6-8
DB bent over row 4x6-8
BB curl 4x4-6
DB curl 4x4-6
DB preach 4x4-6

Rest 2 days,repeat

Lifting as heavy as I can go,while trying to add 5 pounds every week or so.

Currently bulking,so I was wondering about ab work. Im trying to get some feedback--are there any other exercises I should do or ones I should take out,stuff like that. All criticism is welcomed! Thanks people!