Latest HORN Products

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Latest HORN Products


Machining Sintered Carbide

INFO 22/17: Drilling, Grooving, Turning and Milling features and contours in sintered carbide – without pre-treatment or subsequent treatment – is not possible with standard tool concepts available on the market. For such applications, CVD-D-tipped tools offer real advantages.

Their geometrically defined cutting edges are adapted to the particular machining tasks – from extremely sharp and rounded, all the way up to positive and negative chamfers.


EG3/EG5 for Supermini, Mini and 312

INFO 21/17: Materials that are extremely difficult to machine can pose a significant manufacturing and financial challenge to cutting tools – particularly when it comes to small and miniature parts.

To address the needs of these applications – in which tools from the Supermini product series machine holes with diameters from 0.2 mm – HORN has developed the EG3 and EG5 coatings.


Internal Grooving with the 209 and 216 systems

INFO 20/17: The new grooving systems are designed for internal machining of bores with diameters ≥ 16 mm (system 209) and ≥ 20 mm (system 216).

At retraction distances up to 50 mm, a groove depth of max. 7.5 mm can be achieved. Key elements of both systems include Tool Holders with internal cooling and two-edged index able inserts with cutting widths of 2 to 6 mm.


25A axial Grooving system with extended working range

INFO 19/17: New products for the proven 25A axial grooving system with cartridge design and round shanks enhance its possible applications.

Where the previous system with one-edged or two-edged indexable inserts achieved cutting widths of 2 to 4 mm, and a grooving depth of up to 18 mm from an external diameter of 15 mm, the further developed cartridge and round shank versions now allow for grooving diameters of 50 to 65 mm and from 65 to 80 mm with cutting widths of 3 and 4 mm.


High-performance DR Reaming system

INFO 18/17:

The patented DR reaming system with its uncoated or coated reamers has been proving its worth for many years in applications involving diameters from 11.9 to 140.6 mm.

Fastest possible delivery times can be offered for these highprecision tools. Users at EMO are being informed that the most popular reamers are now available from stock: for H7 bores from 12 to 50 mm in diameter in millimetre increments and for bores from 52 to 100 mm in diameter in a further eleven sizes.


Finishing End Mills DS

INFO 17/17: With the solid Carbide tools from the DS milling cutter family, HORN is incorporating top-class products into its portfolio for machining Copper, Graphite, Aluminium, Plastics, fibre reinforced Plastics, soft and hardened Steels as well as Titanium and Superalloys.

The end, torus, full radius, double radius, multi-edge and roughing cutters are available in diameters from 2 to 16 mm, and micro end mills have diameters ≥ 0.2 mm.


DCG thread milling cutter for M1 to M2.5

INFO 16/17: The solid carbide milling cutters from the DCG series have been proving themselves in the production of threads sized from M3 to M12 for many years. As the single-row milling cutters can be used for different pitches, high operational flexibility is guaranteed. 

New developments for this series are being showcased at EMO.


Toodle high-speed spindles for DS milling cutters

INFO 15/17: At EMO Hannover, HORN is presenting the high-speed spindles from SFI Toodle, which have recently been added to its portfolio. With this addition, users do not just benefit from the advantages of these world-renowned spindles – in particular, they can reap the rewards of combining them with the solid carbide milling cutters from HORN's DS series. More than 600 DS milling cutters with cutting edge diameters of between 0.1 and 3 mm can be supplied with a premounted Toodle spindle within one week.


DD solid carbide drills

INFO 14/17:

HORN will introduce a range of solid carbide drills at EMO in Hannover. Two geometry variants with diameters from 4.0 mm to 18.0 mm are available.

The tools feature the excellent standard of precision that customers have come to expect from HORN. They are produced with particular attention paid to the surface quality, the precision of the ground geometry and the cutting edge preparation.


Extension to range of face milling cutters and shoulder mills

INFO 13/17: The ZETAtec 90N arbour milling cutters, featuring diameters of 50 mm to 160 mm, are equipped with five to ten inserts, each of which has six cutting edges. The excellent standards of reliability they achieve during rough machining are thanks to their negative geometry – while the positive rake angle ensures a smooth cut.


Extension to range of face milling cutters and shoulder mills

INFO 12/17: The ETAtec 45P arbour milling cutters, featuring diameters of 50 mm to 160 mm, come equipped with between five and ten 7-edged inserts. The tools not only offer a 45° angle of attack and positive geometry, but also generate low cutting forces, all of which ensures a smooth machining process accompanied by high levels of productivity – an important user benefit, particularly in cases where less powerful machines and unstable clamping setups are being used.


Targeted cooling at the cutting edge

INFO 11/17:

HORN presents Boehlerit’s extended product portfolio for turning using tool holders with connections for internal coolant supply. The new tool holders are available with toggle clamp (ISO-P) and screw clamp (ISO-S) systems.

Boehlerit’s new tool holders with connections for internal coolant supply are available with a toggle clamp system (P) and screw clamp system


DA32 Insert with Diamond Tip

INFO 10/17: At the EMO trade fair, HORN's proven DA32 milling system will be on show with diamond-tipped inserts for the first time. This feature allows the tools to achieve outstanding results during shoulder milling, face milling, plunge milling and circular milling. The highly positive geometry of the inserts ensures a particularly smooth cut.


Insert type 315 CBN-Tipped

INFO 9/17: The latest expansion of the 315 grooving system from HORN covers hard machining applications. The single-edged, CBN tipped Insert ensures high rigidity in the tool. The insert seat has a large contact surface to direct the cutting pressure into the holder. Furthermore, the central clamping screw enables maximum tightening of the insert.


Grooving Blade with Internal Cooling

INFO 8/18 The new grooving blades are designed for universal use when producing small batch sizes. Six blades with cutting widths of 2.5/3 mm and 4 mm are available for these applications, with each pair of three blades measuring 26 mmand 32 mm high. Their projection length is universally adjustable.



INFO 7/17: The S64T insert with chip breaker geometry is an evolution of the S64T insert that was unveiled at AMB 2016. In addition to the more extensive working range it offers, this precision tool with six cutting edges features a range of chipbreaker geometries and the new EG5 coating. Thanks to this coating, as well as the carbide substrate, the new insert is able to machine any kind of steel.


Tool Systems for Gear Skiving

INFO 6/17: For the high-productivity manufacturing of internal gear teeth, splines and other internal profiles, HORN is introducing tools for gear skiving. This machining method has a number of advantages:

  • Considerably shorter processing times in comparison to gear tooth broaching
  • Can be used on optimised milling centres
  • No undercut necessary at the end of the gear tooth
  • Turning and gear cutting possible in a single clamping


DA62 Milling system

INFO 5/17: HORN has developed the new DA62 milling system for corner, face and plunge milling. The system from the precision tool manufacturer uses a new precision sintered six-edged index able insert. Both sides of the insert can be used and it has three axial and radial cutting edges on each side. The precision-ground, triagonal insert boasts a large core cross-section and maximum cutting length.


Tooling system for Aluminium wheel machining

INFO 4/17: Horn tools for machining cast or forged aluminium wheels deliver high process reliability and excellent surface quality.


Mechanical machining of pipes and couplings for the crude oil and gas industries

INFO 3/17 Crude oil is one of the most important and most widely used raw materials, particularly as a raw material in the chemical industry and as a fuel for transport and for generating energy. Due to the huge importance of crude oil, the crude oil industry is the largest in the world.


Extension for Modular System 960

INFO 2/17: HORN is extending the 960 modular system for the 845 interface by adding new cartridges to hold the S229 insert. The double-edged insert for grooving and parting off, as well as for longitudinal and contour turning, is available ex stock with various chipbreaker geometries and substrates.

The maximum grooving depth of the cartridge is 25 mm with a machining diameter of 68 mm. Groove widths between 3 mm and 6 mm are available. All grooving cartridges are fitted with an internal coolant supply. Cooling takes place via the clamping finger and support.


Internally cooled Inserts for Grooving and Parting off

INFO 1/17: The S100 single cutting edge insert and the S224 double cutting edge insert from HORN are available with internal coolant supply through the insert. The targeted coolant jet acts directly on the point of cutting, thus ensuring optimum cutting conditions.

The funnel-shaped nozzle creates a coolant jet which actively supports chip formation and thus reduces the chance of chip jamming. This type of internal cooling significantly reduces the formation of built-up edges and fractures on the cutting edge. Unlike conventional cooling methods, this system therefore achieves higher cutting parameters,which allow the tool to be used even more economically and efficiently.



DA62 Milling System

INFO 20/16 HORN has developed the new DA62 milling system for corner, face and plunge milling. The system from the Tübingen-based precision tool manufacturer uses a new six-edged indexable insert.

Both sides of the Insert can be used and it has three axial and radial cutting edges on each side. The precision-sintered, trigonal insert boasts a large core cross-section and maximum cutting length. The design of the cutting edges produces a positive cutting geometry despite the negative insert angle.


System DS solid Carbide End Mills for Trochoidal Milling in Steel

INFO 19/16: The HORN Portfolio of solid carbide end mills of the series DS has been extended for dynamic trochoidal milling. The special construction of the geometry for trochoidal milling cycles ensures a quiet process due to the unequal division/split/and helical cutting edges.


DR small High performance reaming

INFO 17/16: The HORN product range includes the smallest patented quick-change reaming system in the world.

The four system sizes offer diameters ranging from 7.600 mm (0.2992") to 13.100 mm (0.5157").

The system allows the reaming cutters in the machine to be changed quickly and easily with maximum repeat accuracy.


Milling shanks for T-slot type cutters utilising inserts

INFO 16/16: The patented tangential milling system has now been expanded into our T-slot-cutter range.

The cutters are available with diameters of 25 mm (.9843”), 32 mm (1.2598”), 40 mm (1.5748”) and 50 mm (1.9685”). All the different cutters have shanks which are compliant with DIN1835-B. The design of the tools has been optimized specifically for machining T-slots. The cutter bodies are extremely stable and designed with internal radial coolant supply, for efficient cooling and optimized chip evacuation.


DS Titan range

INFO 15/16: HORN has developed an impressive array of special tools for machining titanium materials.

With their sharp cutting edges, positive cutting angle, large relief angle and polished cutting edges, these tools are designed to overcome the main problems encountered during titanium machining.


Tangential Milling with system 406 and 409

INDEX 14/16: The optimum system solution for high-performance milling: HORN’s patented range of highly successful tangential milling tools that go by the name of the 406 and 409 systems are to be supplemented at every level with the introduction of new face, corner, screw-in and end mills.

All the tool holders feature an internal coolant supply for optimum cooling and chip removal.


Supermini® and Mini range with Diamond cutting edges

INFO 13/16: Our portfolio of products for boring now includes diamond-tipped tools with CVD-D and PCD cutting edges. These tools are used for boring, copying and grooving when working with sintered carbide, ceramics or abrasive plastics.

They are also used for machining non-ferrous materials which are either highly abrasive due to their silicon content or have a tendency to exhibit chipping problems and form built-up edges. The chip geometry, which has been specially developed for this purpose, solves virtually all machining problems caused by uncontrolled formation of stringy swarf.


Modular Threading Die

INDEX 12/16: HORN’s modular die for pipe threads (patent pending), which is available in sizes of G¾ and G1 inch, is an easy swap system consisting of one basic holder and individual inserts.

In the event of wear, all you have to do is replace the inserts in the basic holder, thereby eliminating the regrinding work that would normally be required.


Indexable insert type S315 with chip geometry

INFO 11/16: The new narrow triple-edge- cutting insert for the 315 type grooving system features a range of chip geometries for full and partial cuts for grooving widths of less than 2 mm. The available indexable insert cutting widths of 1.1/1.3/1.5 and 2 mm in left or right-hand design support grooving depths of up to 5,5 mm.


Supermini® Type 105 with new EG35 substrate

INFO 10/16: New high-performance variants will be added to the Supermini® from HORN.

With a new coating, new substrate and new micro geometry, it is setting new standards when it comes boring holes between 0.2 mm and 6.8 mm. With this product, HORN is enabling its customers to accelerate their production throughout, even with an increasing proportion of stainless, high alloy and inhomogeneous steel qualities.


System 64T

INFO 9/16: The 64T six-edged grooving insert is the latest addition to the HORN grooving range.

The type 64T insert is precision sintered and is currently available with a grooving width of up to 3.29 mm

As a neutral grooving insert, it can be used on either the left or the right in square shank holders with internal cooling.


Face Grooving system 25A

INFO 8/2016: HORN has enhanced the cutting width and diameter of the tried-and-tested 25A axial grooving system with cartridges and round shanks. The cassettes are designed for the standard cassette interface K220 and are compatible with all applicable basic holders from HORN.

Cartridges and boring bars were previously available from an external diameter of 15 mm, with a groove depth of up to 18 mm, and with one-edged or two-edged indexable inserts featuring cutting widths of 2 and 3 mm.


Modular Thread Whirling - Economic Production of Threads

INFO 6/16: Thread Vortex technology of Paul Horn GmbH single - and multi-Start external threads and profiles are manufactured using 6 - or 9-dashing tools of the type M271 very efficiently and economically.

Extremely short machining times, Thread Whirling lathe machines offers significant advantages over the thread turning.

New developed modular tool system offers a variety of combinations, the customer via ground carrier and ring boxes suitable for common lathe machines and drive units.


Tools for Micro Machining

INFO 5/16: Machining of components in areas off Ø 0.2 mm, with chip depths that are not uncommon at 0.01 mm, be placed extremely high demands on the tool, the tool system, and in particular of the cutting edge design.

Extremely sharp, outbreak-free and with very fine surface, the tool cutting must be executed to ensure a precise cutting when the smallest chip depth.


Horn Turbo Whirling-Twice as fast with a longer service life

INFO 4/16: Pre- and finish Whirling in a single process

The newly developed process of HORN Turbo Whirling optimized machining at the thread whirling and improves the economy. HORN cutting tools designed for machining of threads with greater allowance for the swirling with new cutting allocation.