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Stainless Steel Hex Screws

Some spiel for Stainless Steel Hex Screws

Material Key
A2	A2 Stainless Steel - also known as grade 304 or 18/8. A general purpose grade of stainless steel.
A4	A4 Stainless Steel - also known as grade 316 or 18/8/3. A higher corrosion resistant, marine grade of stainless steel.
A4-80	A4-80 Stainless Steel - identical corrosion resistance to A4-70 but with a higher tensile strength equivalent to that of 8.8 high tensile steel.

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Hex Head Setscrews ISO 4017 (DIN 933)

Commonly referred to as a setscrew or simply as a bolt. The fully threaded ISO 4017 or DIN 933 should not be confused with it's DIN 931 equivalent. A standard spanner or ratchet is typically used to fit this product. Used for decades on all types of assembly throughout the world. As with the DIN 931 hex bolt, the hex drive allows a higher torque to be applied.

A4-80

M2.5

UNF Hex Head Setscrews ASME B18.2.1

Commonly referred to as a setscrew and longer versions are referred to in the United States as a tap bolt. A standard spanner or ratchet is typically used to fit this product. Used for decades on all types of assembly throughout the world. The hex drive allows a higher torque to be applied. Produced to ASME B18.2.1.

10-32

5/16

7/16

Slotted Hex Head Setscrews (DIN 933)

Hexagon Head Set Screw with Slot. Manufactured similar to ISO 4017 (DIN 933) and always fully threaded. Perfect for use where a spanner or socket are unable to be utilised.

UNC Hex Head Setscrews ASME B18.2.1

4-40

6-32

8-32

10-24

5/16

7/16

UNF Hex Head Bolts ASME B18. 2.1

The most common type of fastener, a hex head bolt is designed to be tightened with a standard spanner or ratchet and socket. Popularly used in all assemblies, a standard hex bolt is a staple across the world. Manufactured to ASME B18. 2.1, and includes an unthreaded 'shoulder' or portion of the shank. A hex drive permits a greater torque load to be applied to the joint over most other drive types.

5/16

7/16

9/16

Hex Head Bolts ISO 4014 (DIN 931)

The most common type of fastener, a hex head bolt is designed to be tightened with a standard spanner or ratchet and socket. Popularly used in all assemblies, a standard hex bolt is a staple across the world. Manufactured to ISO 4014 or DIN 931, and therefore includes an unthreaded section of the shaft. A hex drive permits a greater torque load to be applied to the joint over most other drive types.

A4-80

UNC Hex Head Bolts ASME B18. 2.1

The most common type of fastener, a hex head bolt is designed to be tightened with a standard spanner or ratchet and socket. Popularly used in all assemblies, a standard hex bolt is a staple across the world. Manufactured to ASME B18. 2.1, and includes an unthreaded section of the shaft. A hex drive permits a greater torque load to be applied to the joint over most other drive types.

5/16

7/16

1-1/4

Hex Head Flange Bolts ISO 1665 (DIN 6921)

The DIN 6721 flange bolt is a hexagon headed bolt or screw incorporating a flange, negating the need for a washer. Flange bolts are a more attractive alternative to their DIN 931 and DIN 933 hex driven counterparts. Typically used where The flange offers protection for the bolted component where the driving tool may otherwise scratch it's surface. Generally manufactured with a full thread, though occasionally some stock may include a partially threaded shank.

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