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Covered sectors: wire - tube - fasteners - springs - coils and related fields.

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Press-in nuts


Specialinsert produces and sells press-in nuts.


Press-in nuts

Specialinsert

Press-In threaded spacers


Special insert produces and sells press-in threaded spacers for metal sheets sections


Press-In threaded spacers

Specialinsert

Press-in threaded studs


Special insert produces and sells press-in threaded studs


Press-in threaded studs

Specialinsert

Quick release spacers


Special insert produces and sells quick release spacers for metal sheets sections


Quick release spacers

Specialinsert

Rivet studs with hexagonal or cylindrical shank


Specialinsert sells and produces rivet studs with hexagonal or cylindrical shank


Rivet studs with hexagonal or cylindrical shank

Specialinsert

Riveting nuts


Specialinsert produces and sells riveting nuts


Riveting nuts

Specialinsert

Self-locking nuts


Specialinsert produces and sells self-locking nuts


Self-locking nuts

Specialinsert

Self-threading bushes


Specialinsert produces and sells self-threading bushes for solid wood-metal parts and plastic materials


Self-threading bushes

Specialinsert

Springs for telescopic tubes


Special insert produces and sells springs for telescopic tubes


Springs for telescopic tubes

Specialinsert

Threaded expansion bushes for thermoplastic, carbon fibre and thermosetting plastic materials


Specialinsert produces and sells threaded expansion bushes for thermoplastic, carbon fibre and thermosetting plastic materials


Threaded expansion bushes for thermoplastic, carbon fibre and thermosetting plastic materials

Specialinsert

Threaded expansion bushes for wood and resins


Specialinsert produces and sells brass threaded expansion bushes for wood and resins


Threaded expansion bushes for wood and resins

Specialinsert

Threaded press-in bushes and studs for thermoplastic materials


Specialinsert produces and sells brass threaded press-in bushes and studs for thermoplastic materials


Threaded press-in bushes and studs for thermoplastic materials

Specialinsert

Threaded reduction bushes


Specialinsert produces and sells steel threaded reduction bushes


Threaded reduction bushes

Specialinsert

Threaded tubular rivets


Specialinsert seels and produces threaded tubular rivets.


Threaded tubular rivets

Specialinsert

Threaded welding spacers


Specialinsert produces and sells steel and stainless steel threaded welding spacers.


Threaded welding spacers

Specialinsert

Threaded welding studs


Specialinsert produces and sells stainless steel and steel threaded welding studs


Threaded welding studs

Specialinsert

Welding nuts


Special insert produces and sells steel welding nuts


Welding nuts

Specialinsert

Coatings for thread rolling dies


HEROSLAM is a benchmark in research and development of surface treatments that increase the performance of our thread rolling tools. We have our own facility for heat and surface treatments. This facility is a key element of our production process, since it allows us to control all heat and surface treatment processes internally.


Coatings for thread rolling dies

Heroslam

Cylindrical thread rolling dies


Threading using cylindrical thread rolling dies offers multiple possibilities and advantages, but it is known primarily for making possible the threading of very hard materials or large-size trapezoidal profiles with greater precision and quality.


Cylindrical thread rolling dies

Heroslam

Flat thread rolling dies


At HEROSLAM we manufacture our flat thread rolling dies taking the needs of our customers very much into account. Our designs facilitate placement of the thread rolling tool, minimizing machine prep times and providing significant savings on costs per each threaded part.


Flat thread rolling dies

Heroslam

MAThread® and MATpoint® products


HEROSLAM produces the whole range of thread rolling dies under the Mathread® and Matpoint® license from Mathread Inc. USA


MAThread® and MATpoint® products

Heroslam

Planetary thread rolling dies


Our extensive range of planetary thread rolling dies offers our customers significant economic advantages. Depending on each application, HEROSLAM can manufacture planetary thread rolling dies from M2 material or K material. K material is a special alloy that HEROSLAM has developed along with the leading steel mills.


Planetary thread rolling dies

Heroslam

Radiused Root Runout – RRO


HEROSLAM offers customers the possibility of improving the quality of its products by including technology known as RRO (Radiused Root Runout) in our thread rolling tools.


Radiused Root Runout – RRO

Heroslam

Special thread rolling dies for aerospace fasteners


HEROSLAM is recognized as a leading supplier of special thread rolling dies for aerospace fasteners. Heroslam special aerospace thread rolling dies are manufactured in M42 material for maximum toughness and durability. Heroslam has a wide experience in producing the following thread forms for aerospace fasteners: J Form, R Form, Control Major, Expanded Lead, Duplex, Single Face or Split Face.


Special thread rolling dies for aerospace fasteners

Heroslam

TAPTITE® products


HEROSLAM also produces thread rolling dies under the TRILOBULAR® license from Conti Fasteners AG, Switzerland and Remnic, USA. Heroslam`s range of TRILOBULAR® thread rolling dies includes Taptite®, Taptite II®, Taptite 2000®, Duo Taptite®, Plastite®, Fastite®, Powerlock®, etc.


TAPTITE® products

Heroslam

Tool regrinding service


HEROSLAM offers its customers the possibility of reconditioning their used or obsolete thread rolling tools.


Tool regrinding service

Heroslam

AH coupler type nut taps


This kind of ut taps are connected AH NIB with AH shank by AH coupler. If overload is given to AH tap, AH coupler will break itself and keep AH NIB and AH shank free from breakage. It can be used for different tapping machines by replacement of shank. Tapped nuts are automatically feed through shank and taps provide continuous production.


AH coupler type nut taps

SP di Piovan Silvano Sas & C.

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Alberto Gabika, Heroslam - Spain: "Expometals is a great marketing partner for us. The staff is proactive and helpful and the exposure of our brand has improved since we started to work with them."

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Pietro Tocchetti, Cometo S.n.c. - Italy: “We received several requests for quotation through the portal, and more than one brought to a successful conclusion.”

Cristian Saraceno, Tramev S.r.l. - Italy: “For a company pursuing internationalization, Expometals is an effective tool, as it allows to increase the visibility in the whole world.”

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Headquarters
via Manzoni 75 - 23868 Valmadrera (LC) Italy
Tel.: +39 0341 580139
Mobile: +39 349 8385199
Skype: expometals
E-mail: staff@expometals.net