BEFORE PLACING YOUR ORDER CONTACT US SO WE CAN CONFIRM AVAILABILITY AND OFFER YOU A DISCOUNT CODE. YOU MAY DO THIS VIA CHAT OR EMAIL [email protected] SEND US THE PRODUCT NAME AND WE WILL PROVIDE THE DISCOUNT CODE. WE PREFER CHAT TO GET RESPONSE.Made of high carbon steel alloy, our blades are sturdy and durable. Suitable for weed trimming, bush pruning, overgrown vine removing, tree cutting etc.. Easy to install, just take a screw through the hole in the middle, then attach the blade to the lawn mower with a wrench or screwdriver. 5Pcs alloy blades and 1pc saw blade, 6Pcs in total, sufficient for daily use and replacements.