PRODUCTS QUALIFIED UNDER MILITARY SPECIFICATION MIL-B-2678 BRUSHES, WIRE, BOILER TUBE, EXPANDING TYPE FOR USE WITH ELECTRIC AND MOTOR DRIVEN BOILER TUBE CLEANING OUTFITS, AND FIXED SECTIONAL HAND TYPE (SUPERSEDING QPL-2678-18) (S/S BY QPL-2678-21)
符合军用规范MIL-B-2678要求的产品:电刷、电线、锅炉管、与电动和电动锅炉管清洗设备配套使用的膨胀型 以及固定截面手型(取代QPL-2678-18)(S/S由QPL-2678-21提供)