Description
Professional drills for commercial or occasional use 3pc step drill set Titanium coated step drills Hex shank this prevents the items from slipping when in the drill chucks Step drills offer a significant advantage over cone drills because they offer a positive stop when a hole reaches a certain size HSS titanium coated drills for maximum strength With a cone drill it is easy for it to dig in and make a hole that is too large A set of 3 step drills / steeped cone cutters Cuts a perfectly round hole in sheet metal Works perfectly on drilling holes into thin materials such as steel, copper, aluminium, plastic etc... For complete maximum performance of the drills each time please ensure that the drills are well lubricated, especially when drilling aluminium Self starting penetrate, no working and no pilot drill needed Each drill is clearly labelled with the depth diameter in steps Double flutes make a perfectly round hole and automatically deburr as you drill SET INCLUDES THE FOLLOWING • Small Step Drill - 4mm - 12mm (in 2mm increments) / 5 steps • Medium Step Drill - 4mm - 20mm (in 2mm increments) / 9 steps • Large Step Drill - 4mm - 32mm (in 2mm increments) / 15 steps.
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