[Versatile Compatibility] This adapter converts round shank to five-slot, compatible with a wide range of electric hammer drills and impact bits, enhancing tool versatility. [Construction] SDS Plus to SDS Max adapter crafted from steel for long-lasting durability and reliable performance under heavy-duty use. [Size] 210 mm length provides an ideal balance of reach and control for efficient operation in various working environments. [Easy Installation] Designed for straightforward installation, enabling quick and secure attachment to compatible tools. [Easy to Use] Features stable, smooth insertion and removal for effortless drilling operation. Size: 21 cm (8.27 inches) Color: As shown Material: Steel + Plastic Package Contents: 1 x Adapter