1.6L toy remote control car PCB; 2.good quality,reasonable price; 3.quicker ... to 105um),+/-8um(tolerance),purity 99.5%Impedance Control±10%Bow and Twist MAX.0.75%(SMT)Anti ... tin on pad Pad Open reject soldermask inside the hole on both side Solder Mask Thickness0.7mil,raised ... % pass for the first time,+/-2%(tolerance) Certificate SGS,ISO,ROHS,UL, Welcome to visit WALBOND ! toy remote control car pcb