I have a 935 and with steel 6, 4, and 3's get excellent patterns with the IC and using steel B's get 90% patterns at 40 yds. With a .700 Terror I get 80% patterns at 50 yds with steel BB's I would recommend a cyl bore with steel BBB's.My loads are motoring at 1724 fps. Ned S the young 79 yr old slow loader of fast, fast sizzzzzzzzzzzzzlin steel.