Description:

QUALITY MATERIAL: Made of carbide tipped material of ultra-sturdiness, durability for years. SIMPLE TO USE: Simple operation, easy to use, fast perforated, approximately 440mm (17.32-inch) drilling depth. WIDE USE: Used for drilling walls, stones, bricks, or installation of air-conditioning etc.. SPECIAL SHANK DESIGN: Special direct system shank, male thread adapter, replace the broken adapter with your drill chuck.. WELDING TECHNOLOGY: High-frequency welding technology, welding openings is strong, smooth inside and outside welding mouth.