Have you ever tried with your steel or glass toys to have one ready sitting in ice water and the other one sitting in a bowl of water over a candle flame or warming pot to keep it nice and warm and Alternate between the two
Pretty much anything that vibrates on her clit will work. She used the womaniser for awhile but usually just reaches for her bullet vibe now.
She's happy using other toys like dildos but needs the vibe to cum.