/
/
 E-mail: michael@cngoshen.com
You are here: Home » News » Stainless steel bolt and screw types

Stainless steel bolt and screw types

Views:1     Author:Site Editor     Publish Time: 2019-07-12      Origin:Site

Mushroom head Carriage bolt                  Countersunk head bolt

A Spherical cap with the flat face
adjacent to the shank. 
This is a form of mushroom head. 

Mushroom head Carriage bolt

With an 80-82 angle for use where flush surface is desired. Countersunk section aids centering. 

Countersunk head bolt

Raised Hexagon Washer Head bolt

Flat Head (100) Countersink) screw

A Thin section of a hexagonal prism
with a spherical cap. mounting a 
thin cylindrical section greater than
the A/F dimension of the hexagon

 Raised Hexagon Washer Head bolt

Large head distributes pressure over larger and less angular surface. For use with thin aluminum soft plastics.

Flat Head (100) Countersink) screw

Clutch Head bolt

Flat Head (Undercut) screw

A Countersunk slotted head with two quarters of the head removed so that the screw may be driven in one direction only 

Clutch Head bolt 

Standard flat head screw with lower one-third of countersink removed for production of short screws. Permits flush assemblies in thin stock. 

Flat Head (Undercut) screw

Round Pan Head

Flat Top Binding Head screw

A Thin cylindrical section, the edge remote from the shank being radiused and surmounted with a spherical cap.

 Round Pan Head bolt

Gives large bearing surface with low head height, but poor slot contour. Almost obsolete due to popularity of truss head. 

Flat Top Binding Head screw

Shallow Cup Head bolt

Hexagon Head (Finished) bolt

A spherical cap with a flat face adjacent to the shank.  

Shallow Cup Head bolt 

Integral washer under head is slightly smaller than diameter across flat; protects the work against disfigurement by head corners during tightening  

Hexagon Head (Finished) bolt

Square Head bolt

Acorn Head bolt


A section of a square prism often chamfered on its upper surface. 

Square head bolt 

Domed Hexagon locates sockets wrenches quickly. Slot permits screwdriver operation. Combines good appearance, fast assembly protection to work surfaces.

Acorn Head bolt

12 Point Head bolt

Binding Head bolt


A lightweight head, largely designed for aircraft use with A/F and A/C dimensions much smaller then the hexagon head on male fasteners of corresponding thread sizes.

12 Point Head bolt 

Undercut beneath head binds and eliminates fraying of standard wire in electric work. Ample bearing surface.

Binding Head screw

Flat Fillister Head bolt



Similar to standard fillister but without oval top section. Suitable for counter bored holes requiring flush screw.

Flat Fillister Head bolt 




Product Category

Related Products

content is empty!

Contact us

SEND MESSAGE _

You can contact us through the following form, we will reply you as soon as possible.

Contact us

MAIL SUBSCRIPTION _

You can contact us through the following form, we will reply you as soon as possible.

CONTACT US _

Tel: +86-0573-82869272
Mobile/wechat: +86-18668336001                WhatsApp: +86-18357337622
E-mail: michael@cngoshen.com
Address: 15-5 Intelligence Innovation Park,No36 Changsheng Road,Jiaxing City,China 314001
​Copyright © Jiaxing Goshen Hardware Co Ltd. All Rights Reserved. Site map.

Contact us