http://www.mcmaster.com/nav/enter.asp?pagenum=3046 91185A221 (Same as 91185A233) Plastic-Head Thumb Screw Black Knurled Head, 4-40 Thread, 1/4" Length In stock at $8.43 per Pack 25 per Pack This is "as per Don." What a deal! Much less than the $15 you were willing to spend. ;-) de Doug KR2Q