Description: SDS Connector or Arbor Use electric hammer connector Diamond core bit, Please check picture, and Choose "SDS Plus" or "Square four pit" The SDS Adapter can use 63mm or less than 63mm diamond core bit NOTICE: The SDS connector for electric hammer. only drilling a few hole, Can not be used for long-term operation, electric hammer is not a professional drill tool, It's not replace Electric Diamond Drill. Electric hammer only can drilling brick wall, can't add water, so need add water by yourself Can't drilling reinforced wall, suggested use 63mm Diamond core bit or less than 63mm. Specification: Material: CRV Color: As show Size: 100x22mm/3.9x0.9" Style : Square Handle / Round Handle Feature : M22 Thread Design Package content: 1 x SDS Plus Arbor Adapter (Round two bit or Square fout pit) Notes : 1 ) : Plz allow 1 ~ 2 mm error brcause of the manual measurement 2 ) : Due to the different display & light,The pictures may not show actual color of the item,Thanks for your understanding Payment Escrow, T/T, Western Union are available or others please contact us. Full payment should be made within 3 business days of placing your orders. The buyer will be responsible for tax or duty charged by their country. Shipment We are shipping from China mainland. Items will be shipped within 3-5 Business day after payment is received. Usually, your parcel may 7-25 Business days to arrive. In rare cases, it may take longer due to delay in custom clearance or during the holidays. If you would like, other shipping methods are available for an additional charge, you can suggest us. Warranty One year warranty is provided. If you feel disappointed with the item,tell us with 7 days of delivery. Items must be returned in original condition for refund/exchange. Shipping cost incurred is on you. Please contact us before opening any dispute or leaving any neutral/negative feedback. Your satisfaction is always our NO.1 priority. FAQ All products are gone through strict test before shipment. All photos displayed are 100% real and for reference only. Please allow possible slight differences due to technical improvement and variance. Our customer service is ready to help you anytime. Aiming to create a pleasant shopping experience for you,we are committed to providing top quality and great service all the time.