10PCS Titanium Steel Alloy Electric Drill Bit Set For Masonary Concrete Brick 3C

ITEM NAME:10PCS Titanium Steel Alloy Electric Drill Bit Set For Masonary Concrete Brick 3C Specification: Material: Car.5/16 6"(5.91")1pieces, 3/8 6" (5.91") 2pieces, 1/2 6" (5.91") 1pieces. 1/8 3" (3.15") 2 pieces, 1/4 4" (103.94") 2 pieces, 1/4 6" (5.91") 2 pieces.