ASTM A354 BD BC Hex Cap Screws Hex Bolts
Standard: ASME B18.2.1 unless otherwise specified
(Various types of configuration are also available)
Thread Size: 1/4”-4” with various lengths
Grade: ASTM A354 BD BC
Finish: Black Oxide, Zinc Plated, Dacromet, PTFE and so on
Packing: Bulk about 25 kgs each carton, 36 cartons each pallet
Advantage: High Quality and Strict Quality Control, Competitive Price,Timely Delivery; Technical Support, Supply Test Reports
Please feel free to contact us for more details.
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2 Years’ Warranty for
ASTM A354 BD BC Hex Bolts for Melbourne Manufacturer Related Video:
This excerpt only includes chapters 6 & 7 of Massimo Mazzucco’s documentary “9/11: New Pearl Harbor”
When a nut is rounded, there’s only a few ways to safely loosen it without damaging the thread.
Here’s a way that involves filing down 2 sides of the nut, so you have 2 flat edges, then with a close fit spanner and a wedged in screw driver, you can then have the leverage needed to open it.