Precision bit set 28 mm with magnetic holder 100 mm, 31 pcs

GRAPHITE's HEX, grooved, self-sharpening pick (ref. 57H574) with a diameter of 17 mm and a length of 280 mm is designed for mechanically forging holes in concrete, stone and brick. Essential for construction work. The fluted finish reduces the risk of the tip sticking. No sharpening required.

GRAPHITE's 14mm 56T700 bi-metal hole saw 56mm high allows drilling to a depth of 38mm. It is made from HSS high speed steel and is fitted with a 1/2'' x 20 UNF thread. It is designed to work in metal, stainless steel (Inox), cast iron, brass, aluminium and wood. The GRAPHITE hole saw is recommended to be used with the 56T753 adapter with pilot drill bit for bi-metal hole saws in the 14-30 mm range. Maximum speeds for this tool, vary depending on the material: steel - 580 rpm, Inox steel - 300 rpm, aluminium - 900 rpm, wood - 800 rpm, cast iron - 400 rpm, brass - 790 rpm. The bi-metal hole saw is designed for use with a drill or drill/driver.

HSS metal drill bit, DIN 340, 12 mm, 54T912 by GRAPHITE is a metal drill bit characterised by a diameter of 12 mm, an overall length of 205 mm and a working part length of 134 mm. It is made from HSS high speed steel. It has a cylindrical chuck and a 118° drill sharpening angle. It features compliance with DIN 340 and is suitable for every DIY enthusiast.

HSS metal drill bits, 4.0 mm, 2 pcs. 54T987 by GRAPHITE is a set of 2 drill bits designed for working with metal. The single piece features a diameter of 4 mm, an overall length of 75 mm and a working length of 43 mm. The tip angle of the GRAPHITE drill bit is 118 degrees. The tools are DIN 338 compliant and will be useful in amateur applications.