Step counter-bore from Lothmann

Save time on all operations with the use of a custom step counter-bore.

Step counter-bore from Lothmann enable you to combine the machining of several diameters, chamfers and counter-bores in pre-cast or pre-drilled holes on CNC machining centers. These tools are mostly used in the metal processing industry where CNC MCs are used. These tools are very popular in small and large series production of automobile components, hydraulic components and housings, transmission cases, pump housings, machine manufacturing, agricultural and construction machinery, connecting rod machining and crank case machining.

Step counter-bore from Lothmann

The step counter-bores Lothmann produces are made from pre-hardened tool steel. The tools are machined on our 4-axis or 5-axis machining centers; machining operations include turning, milling drilling, tapping, heat treating and grinding. The tools are completed by installing standard ISO carbide inserts sourced from a number of reputable manufacturers such as Sandvik, Kennametal, Seco, Walter and many more.

All your advantages with one look

Lothmann Werkzeugtechnik GmbH & Co. KG is the leading expert in designing and producing custom cutting tools. Since 1980 the company designs and produces custom tools to your requirements; we concentrate on tools used for drilling, boring, fine-boring, counter boring, countersinking, back-boring and -sinking and chamfering front and rear. It has produced over 25,000 tools in more than 10,000 different design versions with the bulk of the production in recent years.

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