30/40-3 big square hard bond diamond trapezoid metal bond-concrete preps for SASE grinding machines or magnetic plates

30/40, hard Bond

Thick disc base is for strong holding of diamond segments under machine pressure while rotating to prevent tear-off when hit hidden obstacles.

30/40 grit is good for coarse grinding and removing thin coating and residues of glue.

Three big segments are for aggressively resurfacing and well balanced. heavy duty

hard matrix is designed for soft concrete floors.

Shipping Policy

Item can only be shipped to PayPal confirmed address.

Return Policy

We accept return only when the item is new/unused and in original box.

Customer is required to pay your own shipping fee if not the reason of defect