1/2 X 4 UNF Bolt Hex Head BZP Grade 5 High / 8.8 Tensile PK10

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Description

1/2 X 4 UNF Bolt Hex Head BZP Grade 5 High / 8.8 Tensile PK10BZP UNF bolts are zinc plated. Manufactured from medium carbon steel and hardened for greater strength and durability, a grade 5 bolt is the equivalent of 8. 8 tensile strength distinguished by 3 radial lines and promises tensile strengths between 105,000 and 120,000 psi. They are most commonly found in automotive applications or those that require medium strength. DIN934

16mm bonded washer helps prevent water ingress

9 bolts and screws have a minimum tensile strength of 1040 MPa for all sizes

Titanium Nitride (TiN) coated for Extra Wear Resistance

Metric Security Hex

Each HSS premium holesaw has a 38mm cutting depth

For cutting stainless steel

Equivalent to the metric class 8

completed with 4 nose pieces for setting blind rivets up to 4

They are made of boron or carbon steel

allowing the threads to pass through without contacting the fastened material

smooth cutting

200mm Foot Bolt - Galvanised