This keeps the blade away from the offset yarns at the hydra-shift "stopovers"

Straight runs right to the wall no problem

14" Stainless Steel Pool Trowel w/ProForm Handle has a 14" by 3" wide Swedish stainless steel troweling blade attached to a 3" forged aluminum shank with camelback ProForm handle

and the bottom portion sets the offset distance between the needle and the guide that is being used

Crain 635 Opto Electric Stapler Kit Pool Plaster Diamond Disc 120 Grit This keeps the blade awayThe Crain 635 Opto Power Tacker has a ruggedized electronic control board including an optical sensor that fires in response to the motion of a tough sliding trigger. The delicate mechanical microswitch of previous tackers, which frequently required repair, has been eliminated. This tacker also has a long, slender nose that more easily parts yarns to penetrate down to the carpet's backing. The short overall height, narrow profile, and rounded cap