HELL Direct Acting Sliding Shoe System present an updated model of the traditional sliding spindle system. Sliding Spindle，also called sliding shoe, is a kind of machine accessories mounted on electric engraving machines to assist in engraving copper plates.

Ultra-precision diamond turning tools play a pivotal role in the automotive industry, serving as essential solutions for machining high-value components—from injection molds for vehicle camera lenses and LED headlights to aluminum alloy wheels and hard-to-machine carbon fiber composites.

Micro diameter diamond end mills ranging from 0.05mm to 1.0mm for precision electronics, micro optics, and small part machining. Custom micro end mills with technical specifications.

An OHIO engraving stylus, also called OHIO diamond stylus, is a precision tool used in the rotogravure printing process for the rotogravure industry. It is a very small, pointed tip made of diamond, which is renowned for its hardness and durability.

Single crystal diamond turning tool is a kind of ultra-precision machining tool, which is mainly used in the processing of non-ferrous metals and non-metallic hard brittle materials such as nickel, copper, optical glass and silicon wafers.

A diamond stylus also called engraving stylus for the rotogravure industry is a precision tool used in the rotogravure printing process. It is a small, pointed tip made of diamond, which is renowned for its hardness and durability.

LTCT single-crystal diamond tools: 800x verified defect-free edges, nanometer finish on non-ferrous metals/polymers for micro optics (diffractive, Fresnel, lens arrays). Form accuracy <0.03μm, radius 0.001–100mm. Extended life, minimal chipping. Ultra-precision machining for electro-optics.

Installed on the high-speed machining center, monocrystalline diamond milling cutter is a kind of ultra-precision machining tool, which is mainly used in the processing of non-ferrous metals and non-metallic hard brittle materials.

Polish master machines are used to finely machine the copper cylinder for a fine surface finish degree.

Sliding Spindle, also called sliding shoe, is a kind of machine accessories mounted on electric engraving machines to assist in engraving copper plates.

The ultrasonic-assisted diamond turning tools manufactured by our company are specifically designed for machining hard materials. When installed on an ultrasonic-assisted system, they can directly perform ultra-precision machining on stainless steel without geometric limitations.

Single-point diamond turning (SPDT) is now a core process in modern ophthalmic manufacturing, used to produce high-precision contact lenses, intraocular lenses (IOLs), and complex spectacle lenses. To support the strict requirements of this industry—from direct machining of polymers to the production of high-quality molds—we provide a full line