High Quality for Black Self Tapping Screws - DIN933 mild steel grade 4.8 Hex bolt – Tianbang Fasteners

Specification

Details

More instructions for bolt

(1)How is a hex bolt measured?
Length is measured from the point at which the head sits flat with the surface, to the tip of the threads. Hex, pan, truss, button, socket cap, and round head screws are measured from right under the head to the end of the threads. Flat head screws are measured from the top of the head to the tip of the threads.

(2)What are hex bolts used for?
Hex bolts, or hex cap screws, are large bolts with a six-sided head (hexagonal) used to fasten wood to wood, or metal to wood.

(3)How do you remove a hex bolt?
Use a hammer to tap against the hex-key wrench in extreme cases. Pour a few drops of household oil or spray a shot of aerosol lubricant on screw heads that do not come loose with the additional tools. Allow 20 minutes for the lubricant to work in between the threads before attempting removal.

Product test and package

FAQ

Q1: Are you trading company or manufacturer ?
A1: We are factory.

Q2: Can I visit your factory?
A2: Yes! Warmly welcome to visit our factory. It would be Great if you can inform us in advance.

Q3:The quality of your products?
A3:The company has advanced production and testing equipment .Every products will be 100% inspected by our QC department before shipment

Q4:How about your price?
A4:High quality products with reasonable price. Please give me a inquire, I will quoted you a price for you refer at once.

Q5:Could you provide free samples?
A5:We can provide free samples for standard fastener, But the clients will pay the Express charges.

Q6: What’s your Delivery Time?
A6:Depend on the quantity. We will make the delivery as soon as possible with the guarantee quality.

Q7: How should I order and make payment?
A7:By T/T, for samples 100% with the order; for production, 30% paid for deposit by T/T before production arrangement, the balance to be paid before shipment.