Normally 3 male hinges are enough for 1 door - They are used for internal 35mm or 40mm non fire doors and also the 44mm fire doors alike.
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NAIERDI 2 Pieces Invisible Door Hinges Stainless Steel Invisible Hinges for Cabinet Doors Concealed Cross Hinges Door Hardware
Aliexpress UK
Multibuy . 16 sets of National Hickman alternative Matt Black hinge set for 35mm internal non fire doors.
eBay
【LAST CHANCE】2X Cafe Door Hinges Swinging Door Hardware Saloon Door Hinges For Swinging Door Hinges Hardware For Swinging Black
Aliexpress UK
National Hickman complete Chrome effect hinge set for a 44mm Fire door fire door - 9 pieces per set 3 Chrome effect metal frame hinges 3 Chrome effect metal female door hinge 3 Chrome effect metal female hinge adjuster cams FIXINGS NOT INCLUDED. These hinges are made so that they can be used left or right hand hanging doors - They can be rotated 180 degrees to be left handed or right handed
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5/1Sets Heavy Duty Black T Shape Iron Hinges Galvanized Door Gate Hinges Shed Cabinet Barn Room Strap Hinge with Screw Hardware
Aliexpress UK
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NAIERDI 2 Pieces Hidden Cabinet Hinge 25KG Adjustable Soft Closing Concealed Hinge Door Hinges For Aluminum Frame Wooden Door
Aliexpress UK
3 - National Hickman Nylon female door hinges (40mm x 55mm). 3 - National Hickman Nylon female hinge adjuster cams (20mm x 20mm).
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10pcs/set 38 x 21mm Vintage Metal Hinge Door Hinges Furniture Hinges Hardware DIY Crafts Tool for Jewelry Box / Wooden Box
Aliexpress UK
National Hickman steel with polished silver effect oblong hinge set for door only for a 40 mm fire door & adjuster. 3 - National Hickman steel with polished silver effect female door hinges (40mm x 55mm).
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(Set of 2 Hinges) Solid Brass Hinge 1/1.5/2/2.5/3/3.5/4 inches Furniture Box Cabinet Door and Window Antique Hinge with Screw
Aliexpress UK
White standard door kit for a standard National Hickman door, door kit includes a E S. These hinges are made so that they can be used left or right hand hanging doors - They can be rotated 180 degrees to be left handed or right handed.
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Indoor Swivel Pivoting Hinge Invisible Self Hinge Conceal Wood Door Hinge
Aliexpress UK
3 - National Hickman Nylon female hinge adjuster cams (20mm x 20mm). 3 - National Hickman Nylon female door hinges (35mm x 55mm).
eBay
20pcs 60x10mm Carbon Steel Weld On Bullet Hinges Welded Removal Door Shaft Hinges Home Gate Window Part Male to Female Hinge Pin
Aliexpress UK