Check the listing for details. Highpoint 8 x 1-1/2 General Purpose Screws Flat Combo Drive Blk Oxide 100 pc. Condition: New. Listed at 10.49 USD. NEW, Highpoint 8 x 1-1/2 General Purpose Screws Flat Combo Drive Blk Oxide 100 pc, 609105, Flat Head general purpose screw, Combo Drive with a #2 combo recess, Nibs located under the head cut into the wood as the screw seats, No need to pre-drill in most materials, A good choice for general assembly work. The patented thread design and 21-23 degree Type 17 self-drilling point reduces splitting and allows these screws to be driven into most hardwoods without the need for pre-drilling Nibs located under the head cut into the wood as the screw seats to create a clean countersunk finish. Heat treated to just the right degree of hardness, HIGHPOINT™ Assembly screws are tough enough for most any wood application.The Combination Square/Phillips drive allows you to drive the screws with a square.