UCAN U-DRILLS® self drilling screws are engineered for consistent quality and speed. They are cold formed with rolled thread for superior strength and fast drilling performance in metal base materials up to 0.75 inch thick. U-DRILLS® screws are available in a wide variety of types and sizes to suit most applications. UCAN also offers timely delivery on special sizes made to order. U-DRILLS® screws meet SAE J78-1998 standard requirements.