Elixo on Instagram: "- The post features a short DIY video tutorial showing how to use a PVC pipe coupling, secured with straps to a vise, as a straight-edge guide for hammering and sharpening a masonry drill bit, enabling precise hole-making in hard surfaces without slippage. - Indonesian replies reveal widespread surprise among viewers, with phrases like “just found out” and “that’s clever” highlighting the hack’s novelty for home improvement tasks, resonating with the author’s bio of blending