New Derma Roller For Removing Skin Blemishes In The Beauty - Health MarketQualizzi has introduced their new QMD-Rollers, an advanced Derma Roller Device with 540 Titanium Micro Needles 1.0mm long for home use. (EMAILWIRE.COM, May 21, 2014 ) Las Vegas, Nevada -- Those with skin blemishes such as acne, age spots and stretch marks know how hard it is to find products they can trust to remove them.