Indented Hex Bolt
Process: Head formation before threading, and then acid washing
All the items are inspected during the process and before shipping, complying with ISO Working Instruction
Inspection Tools: Calipers, Protrusion-height gage, Micrometer, 2.5D and 2D projector
Measurement Points: Head diameter, Head height, Across the flat and corner of the hex, Hex Rec depth, Hex plug gauge, Total length, Thread length, Major diameter, Minor diameter, Thread angle, Pitch, Ring gage GO /NO GO
Features
- Head Formation Complying w/ DIN933
- Internal Hex Socket
- DIN6902A Washer under Head
- 70kgf/mm2 Tensile Strength
Specification
- Item Specification: M5*66
- Item Material: 18-8SS