- Instant availability of good quality drill bits to drill most types of hole.- Application: Steel. Cast iron. aluminium. brass. copper. non-ferrous. wood. engineering. automotive masonry. brick. block. light concrete. fixings. wood. cabinet making. joinery. carpentry- Features: This set contains the most useful sizes in Performance Masonry. 3 Point Wood and Performance Groundpoint shanks.- Contains: 6 - Standard Masonry Bits.Sizes:3.4.5.6.8.10mm. 6 - 3 Point Wood Bits.Sizes:3.4.5.6.8.10mm. 6 - Groundpoint Bits. Sizes:3.4.5.6.8.10mm.