Knives, collection knife, tactical knives, outdoor knives, pocket knives and tools
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Fabrizio "Silvester" Silvestrelli - Custom CSFK - Black RWL34 - handmade knife
Knife handmade, designed and produced in only 10 copies (5 CPM-S30V steel sandblasted and 5 in RWL-34 steel coated TIN) from the known knifemaker Fabrizio "Silvester" Silvestrelli in collaboration with Collini Cutlery.
Further the CSFK feature is the ability to change at will the manicatura the same between the grips included in the package: Micarta Loveless, G10 or Black Paracord Camouflage. The knife can also be deprived of the grips to be used as a spearhead or to minimize the footprint thickness.
Intended use: tactical / collection
Type of production: made entirely by hand, limited and numbered
Production Country: Italy
Blade: stainless steel full-tang RWL-34 60 / 61HRC
Surface treatment: surface coating TIN "Advance Top" - Multi-layer aluminum and amorphous carbon titanium - Microhardness (HV 0.05): 3500 Vickers
Handle: Micarta Loveless / G10 / Paracord
Blade length: 135mm.
Blade Thickness: 5.5mm.
Overall length: 250mm.
Weight: 225g.
Sheath: Cordura, made in the USA, made by Blackhawk
Notes: knife made by the cutler Fabrizio "Silvester" Silvestrelli in only 5 specimens - certificate of guarantee and authenticity - key to remove the grips9005 -
Fabrizio "Silvester" Silvestrelli - Custom CSFK - CPM-S30V - handmade knife
Knife handmade, designed and produced in only 10 copies (5 CPM-S30V steel sandblasted and 5 in RWL-34 steel coated TIN) from the known knifemaker Fabrizio "Silvester" Silvestrelli in collaboration with Collini Cutlery.
Further the CSFK feature is the ability to change at will the manicatura the same between the grips included in the package: Micarta Loveless, G10 or Black Paracord Camouflage. The knife can also be deprived of the grips to be used as a spearhead or to minimize the footprint thickness.
Intended use: tactical / collection
Type of production: made entirely by hand, limited and numbered
Production Country: Italy
Blade: full tang CPM-S30V Stainless Steel 60 / 61HRC
Surface treatment: glass micropallinatura
Handle: Micarta Loveless / G10 / Paracord
Blade length: 135mm.
Blade Thickness: 5.5mm.
Overall length: 250mm.
Weight: 225g.
Sheath: Cordura, made in the USA, made by Blackhawk
Notes: knife made by the cutler Fabrizio "Silvester" Silvestrelli in only 5 specimens - certificate of guarantee and authenticity - key to remove the grips9006 -
ExtremaRatio & Knives.it - Tengu Tactical - Icepick Karambit - knife
THE BRAND
Exclusive collaboration between Coltelleria Collini and Extrema Ratio marketed under the brand KNIVES.IT.TECHNICAL DATA SHEET
Intended Use: Collection / Tactical / Neck knife
Production type: Industrial
Country of Production: Italy
Blade: Stainless steel N690Co 58/60HRC
Blade finish: Black PVD cat. MIL-C-13924
Handle: Stainless steel N690Co 58/60HRC
Blade length: 40mm.
Blade thickness: 5.5mm.
Total lenght: 166mm.
Weight: 86g.
Sheath: optional (available separately) in Kydex, handcrafted by the Italian Knife Maker Simone Tonolli.
Package: cardboard box with Extrema Ratio logos
Notes: knife created and manufactured by Extrema Ratio - each knife is numbered - Design by LoTacticalHISTORY
The Tengu takes its name from a mythical creature of Japanese folklore that is represented with both human and raven features, they had the reputation of being great warriors and legends say that some founders of martial arts were trained by them.- It is designed to be used in many different grips, but is especially effective in the reverse grip.
- Designed to be carried in a variety of ways, whether as a neck knife, under shirt, clipped in a pocket or around the waist using optional systems such as Ulti-Clip or Tek-Lok or various M.O.L.L.E. type attachments.
- With its thickness of 5.5 mm. is extremely robust and thanks to the shape of the handle is comfortable even by those with large hands or those who want to use it with tactical gloves.
- The blade is compact, robust and very functional for both precision cutting and hard materials thanks to the serrated part on the back. The tanto-shaped tip is very robust and optimal for engraving work.ER-TENGU -
ExtremaRatio - HF1 D Drop Black - folding knife
This folding knife is projected for those who are looking for sturdiness and reliability of a fixed blade but also for compact sizes. Its N690 steel blade is available with Drop or Tanto point. For standard use the well known liner lock is enough safe. In case of hard extreme works it is requested to insert the steel pin in the proper hole to cross the handle and the blade, obtaining in this way a sturdy and reliable knife as much as a fixed blade. The steel clip can be removed or even placed on the opposite site of the handle by replacing it with the second supplied clip
Intended use: Tactical / Heavy Folder
type of production: Industrial
Country of production: Italy
Blade: Stainless steel 58HRC N690Co
Blade treatment: Testudo MIL-C-13924
Handle: Anticorodal
Blade length: 91mm.
Blade thickness: 5.6mm.
Closed Length: 149mm.
Overall length: 240mm.
Thick when closed: -
Weight: 271g.
Lock: Liner Lock system with additional safety latch and screw
Clip: Stainless Steel
Packaging: cardboard box with Extrema Ratio logosER-HF1D -
ExtremaRatio - HF1 T Tanto Black - folding knife
This folding knife is projected for those who are looking for sturdiness and reliability of a fixed blade but also for compact sizes. Its N690 steel blade is available with Drop or Tanto point. For standard use the well known liner lock is enough safe. In case of hard extreme works it is requested to insert the steel pin in the proper hole to cross the handle and the blade, obtaining in this way a sturdy and reliable knife as much as a fixed blade. The steel clip can be removed or even placed on the opposite site of the handle by replacing it with the second supplied clip
Intended use: Tactical / Heavy Folder
type of production: Industrial
Country of production: Italy
Blade: Stainless steel 58HRC N690Co
Blade treatment: Testudo MIL-C-13924
Handle: Anticorodal
Blade length: 91mm.
Blade thickness: 5.6mm.
Closed Length: 149mm.
Overall length: 240mm.
Thick when closed: -
Weight: 271g.
Lock: Liner Lock system with additional safety latch and screw
Clip: Stainless Steel
Packaging: cardboard box with Extrema Ratio logosER-HF1T -
ExtremaRatio - HF2D Drop Black - folding knife
Intended use: tactical / military
Type of production: Industrial
Production Country: Italy
Blade: Stainless steel 58HRC N690Co
Blade treatment: Testudo MIL-C-13924
Handle: Anticorodal
Blade length: 124mm.
Blade thickness: 5.6mm.
Closed Length: 181mm.
Total length: 305.5mm.
Thick when closed: -
Weight: 319.5g.
Lock: Liner Lock system with additional safety latch and screw
Clip: Stainless Steel
Packaging: cardboard box with Extrema Ratio logosER-HF2D -
ExtremaRatio - HF2T Tanto Black - folding knife
Intended use: tactical / military
Type of production: Industrial
Production Country: Italy
Blade: Stainless steel 58HRC N690Co
Blade treatment: Testudo MIL-C-13924
Handle: Anticorodal
Blade length: 124mm.
Blade thickness: 5.6mm.
Closed Length: 181mm.
Total length: 305.5mm.
Thick when closed: -
Weight: 327g.
Lock: Liner Lock system with additional safety latch and screw
Clip: Stainless Steel
Packaging: cardboard box with Extrema Ratio logos12614T