The mean roughness Ra matches the arithmetical mean of the absolute. values related to the profile deviation y within the reference length l. Max. profile valley depth Rmax (DIN 4768) The max. profile valley depth Rmax counts for the most significant single. roughness depths Zi within the total length lm.
Benefits. Every 500 Nectar points you redeem is Â£2.50 off your total, which means more money to spend on the goods you want. You can also save further Nectar points for each Argos purchase you make, simply by presenting your card at the checkout. Simply present your Nectar card at the till and the cashier will swipe your card to automatically deduct the points from your account (subject to system availability). 2  Any remaining balance will need to be paid in full by cash, debit or credit card on the day.
How to get buy now pay later at Argos. To get buy now pay later at Argos, select the Argos Card as your payment method at checkout and you will be taken through the steps to proceed. There will be an interest free period which depends on how much you have spent and what it is that you have bought.lick here to shop at Argos. Argos sell a huge range of items from their High Street stores, via the Argos caralogue, and from their website. Indeed, you can order items online for collection in store, which combines the two.