A mixed selection of 15 carbide tipped Masonry Drills. The range covers the most popular hole sizes for plastic plugs. Sold in a robust weatherproof case. 135 high grade industrial carbide tip Ground flute Silver and black finish Heat treated" Material: Hardened Carbon Steel Contents: 4.0 x 75mm (Qty 1) ?5.0 x 85mm (Qty 2) ?5.5 x 85mm (Qty 3) ?6.0 x 100mm (Qty 2) ?7.0 x 100mm (Qty 3) ?8.0 x 120mm (Qty 2) ?10.0 x 120mm (Qty 2) Material: Hardened Carbon Steel Timco - Masonry Drill Bit Set (Size 15pcs - 15 Pieces) in Silver