I used an "I" crochet hook in the video tutorial. You can use any size hook you would like to use.
Multiple : 4 + 5
Row 1: 4 DC in 4th CH from HK. *SK 3 CH, SC in next CH. CH 2, 4 DC in SC. Repeat across from *. CH 5, turn.
Row 2-3: 4 DC in 4th CH from HK. *SC in-between CH2 and DC of next shell. CH 2, 4 DC in SC. Repeat from * across. Ch 5 Turn.
Video Tutorial: Crochet Slanted Shell Stitch - Variation 1