I am looking for an edc knife.It must be a slim blade,about 3 1/2 to 4'' long.and not too expensive,up to 75.00.I have a mini grytillian,gryptillian,leek,rat 2,.I just haven't found the perfect knife yet. I am thinking about the slim jim,but I haven't read too good a review of it.What do you think?what suggestions do you have?thanks