Every mobile repair technician who has fought a straight nozzle while trying to reflow a chip tucked under a camera module or connector knows the problem the RF4 RF-R6B Diagonal Air Gun Nozzle Set solves directly, because a curved, diagonal nozzle lets you angle hot air onto a component from the side instead of straight down, keeping your hand and the gun body out of your own line of sight while you work under a microscope; this set includes six nozzles sized at 4mm, 5mm, 6.4mm, 8.4mm, 10mm, and 12.7mm, giving you a size for nearly every IC footprint, connector, and small SMD part you'll meet on a typical board, from tiny audio ICs to larger power management chips, and each nozzle offers 360° flexible rotation so you dial in the exact airflow direction and temperature spread a job needs rather than repositioning the whole gun and risking heat damage to nearby components. The RF4 RF-R6B Diagonal Air Gun Nozzle Set is built specifically for the 861DW and 861Pro hot air gun rework stations, and it installs in seconds with a simple push-fit connection, so you're not burning bench time mid-repair swapping tips when you move from IC removal on one board to charging port rework on the next. Pakistani repair shops running high daily ticket volumes — dead phone diagnosis, board-level jumper work, IC change jobs, and reballing — benefit from having a full nozzle range on hand instead of ordering single sizes one at a time and waiting on stock. The curved profile isn't just about ergonomics either: it's built for technicians who train others or stream their repair work, since the open sightline means a viewer or trainee sees the actual solder joint and component the whole time, not a nozzle blocking the shot. That same open view helps solo technicians working under a microscope stay precise on tight-pitch components where a millimeter of misalignment on the airflow can lift the wrong pad or damage a neighboring part. Build quality on this set holds up to repeated daily use on a busy bench, and because it's a direct-fit accessory for the 861 series stations already common in Pakistani repair shops, there's no compatibility guesswork or adapter needed. If your current 861DW or 861Pro setup only came with one or two generic nozzles, adding the RF4 RF-R6B Diagonal Air Gun Nozzle Set rounds out your hot air workflow across small ICs, mid-size chips, and larger components in one purchase, cutting down on job switching time and giving you the angle control that straight nozzles simply can't offer. For a repair shop handling motherboard-level faults daily — hang on logo issues traced to a chip, network IC replacement, or software marna jobs that turn into hardware fault fixes — having the right nozzle size ready means less improvising with tools not meant for the job and more consistent reflow results across the bench.