Anti slip triangular handle design, suitable for safe and more reassuring use Bimetallic drilling rig, high precisions, long-lasting without damage, high wear resistance Widely applicable, can be used for opening holes in materials such as wood panels, gypsum boards, density boards, thin iron sheets, color steel tiles, and more of application: Mainly suitable for benches drills, handheld drills, rechargeable drills, and more Accurate positioning, quick drilling, Manufacturer: GinMimi