57H740 Stepped drill 4-32 mm
Brand: GRAPHITE

Step drill bit, 4-32 mm 57H740 GRAPHITE is designed for drilling and boring holes in steel, aluminium, copper sheets or in plastic elements. Manufactured from high-quality, cone-shaped high-speed steel with diameters from 4 to 32 mm, it can be used universally in many circumstances. Special design is adapted to multi-stage drilling, allowing for drilling holes even in thin sheets, without pre-drilling them.

Product features:

durability, sharpness and long life of the drill
conical structure for multi-stage drilling
diameter from 4 to 32 mm
clearly numbered and graded every 2 mm, allowing for precise selection of the diameter for specific needs.