[0814011] 11pcs 19-64mm طقم خراقات

Hole Saw: 45# steel, heat-treated, hardness HRC 42-45

Two triangular centering rods: 1/4" and 3/8" (blackened), with a white-bodied, black-grooved pilot drill

One 2.5mm nickel-plated hexagonal wrench

Hole Saws: 3/4" (19mm), 7/8" (22mm), 1-1/8" (29mm), 1-1/4" (32mm), 1-1/2" (38mm), 1-3/4" (44mm), 2" (51mm), 2-1/2" (64mm)

Thickness: 1.1mm

Height: 28mm