We have been supplying the fiberglass pins for the american market for nine years, we hope we could have opportunity to work with you with our experience , competitive price and quality product, below is our specification for your information. Short beam shear strength per astm d4475-02, span:3:1. Tested result: mean 7788 psi range 7520- 8254 psi Flexural strength as per astm d-4476. Tested result: mean 143106 psi range 138201-156563 psi Flexural modulus as per astm d-4476. Tested result :mean :4360 ksi range: 4305-4732 ksi Specific gravity as per astm d-570 Tested result: mean 2.02 range : 1.95-2.05 Water absorption as per astm d-570. Tested result: mean 0.065 range 0.06-0.079 We could provide fiberglass pins sample to you if you need , and we could make it to according to your requirement.