Ruko manufactures the 101101 spot welding grinding drill bit with a total length of 72 mm. This sheet metal quick-helix drill bit is designed for precision in metalworking applications. It is typically used for removing spot welds efficiently. https://elecena.pl/product/28443617/ruko-101101-spot-welding-drill-bit-adjustable-depth-no-deformation 2025-04-16 https://elecena.pl/product/28443617/ruko-101101-spot-welding-drill-bit-adjustable-depth-no-deformation 2026-07-04