What is Fastener.

A fastener is a hardware device that mechanically joins or affixes two or more objects together.

Types of Fastener on the basis of Head

1. COUNTERSINK HEAD TYPE.

2. HEX HEAD TYPE.

3. SOCKET HEAD TYPE.

4. SET SCREW TYPE.

5. SPECILALITY HEAD TYPE.

6. STUD TYPE.

COUNTERSINK HEAD TYPE BOLTS :-

FLATE COUNTERSINK HEAD ELEVATOR BOLT

SLOTTED FLAT COUNTERSINK HEAD BOLT

SLOTTED UDER CUT FLAT COUNTERSUNK BOLT

SLOTTED OVAL COUNTER SUNK BOLT

Common types of Nuts

HEX NUT

SLOTTED HEX NUT.

WING NUT

CAP NUT.

ROUND NUT.

EYE NUT.

CYLINDRICAL PIN.