Brand new: Lowest price
AU $5.00Free postage
- Get it by Thu, 7 Jul - Thu, 14 Jul from Murarrie, QLD
- • Brand New condition
- • 30-day returns - Buyer pays return postage
Standard DIN931. An example is a ½” UNC bolt with 5 lines on the head is grade 8 and 3 lines is grade 5, both are regarded as high tensile. The markings on a stainless fastener indicate the grade of material and strength, e.g. material G304 grade will have one of the following markings: A2-70, G304, A2, 304 and G316 grade stainless will have one of the following: A4-70, G316, A4, 316.