Bosch SDS Plus 1x12X150x210mm is designed to carry high accuracy and speed drilling in harsh materials such as drilling tip concrete, stone and brick. Thanks to a strong carbide end, it is longevity and sustainable use. The SDS plus system provides a solid sitting in the drilling machine, prevents slipping and allows efficient power transmission. 12 mm is an ideal choice for professional construction and repair work with a diameter of a diameter, 150 mm working length and 210 mm total length dimensions.