UCAN powder actuated fasteners are manufactured from high quality spring steel wire. For optimum hardness and toughness, all fasteners are heat treated to a core hardness of RC 50-54. To provide protection against corrosion, fasteners are zinc plated to a thickness of minimum 0.0003".  
  
              
             
            
            
              
 - Tensile strength - 1800 Mpa (269,700 psi)
- Shear strengh - 1160 Mpa (168,200 psi)
 
            
            
              Stephenson's Online Shipping Policy
 
              
                    FREE SHIPPING
                    •	To qualify for free shipping, your order must total $100 or more before tax.
                    •	Free shipping applies to stephensons.ca online orders only.
                    •	Free shipping is subject to change without any notice.
                    •	Free shipping only applies to shipping addresses within Ontario, Canada. Orders shipped outside of Ontario may incur additional fees. 
                    •	Oversize/overweight products that need to be delivered via Stephenson’s in-house delivery network or freight carriers may not be eligible for free shipping.
                    •	Orders that are picked up in store rather than receiving free shipping will not qualify for any additional discounts.
                    •	Free shipping will not apply if any purchase of an eligible item is cancelled or returned, resulting in a total purchase of less than $100.
                    
                    WHEN AND HOW ONLINE ORDERS ARE SHIPPED AND DELIVERED
                    •	Shipping available to Canadian residences only.
                    •	Orders are shipped directly to the Canadian shipping address you have provided.
                    •	Delivery time of the shipment will depend on which province we are shipping to, usually 1-5 business days from the time ordered. 
                    •	We ship most orders via Canpar Express standard ground but reserve the right to change courier service at any time.
                    •	Oversize/overweight products may be shipped via Stephenson’s in-house delivery network.
                    •	In most circumstances, shipments are scheduled to arrive Monday to Friday, usually between 8:00 am and 5:00 pm local time.
                    •	All deliveries require a signature. If you are not at the address of delivery at the time of shipment, please follow the instructions left by the courier. 
                    •	Orders may be shipped separately due to product availability or dimensions and may arrive at different days/times.