Advance Tech Service [P] Ltd. Manufactures Abrasion Resistant Tip Cleaning Sponge. Advance Tech Service [P] Ltd. Received EFY Award in Soldering Desoldering category. Abrasion Resistant Tip Cleaning Sponge with model CS-17/625 is manufactured with pure cellulose, a wood derivative, which has the ability to absorb many times its weight in water. It is resistant to tearing forces that occur during the tip wiping process. It features a cellular structure which is designed to expand when wet, and retain water for long periods of time. The Abrasion Resistant Tip Cleaning Sponge meets ANSI [J-STD-001B] for low Sulphur content and fine porosity. These sponges contain colorings, sizing, plasticizers, stiffeners, and other contaminants which will promote de-tinning and shorter tip life. These Abrasion Resistant Tip Cleaning Sponges are offered at low price and friendly to the soldering tip.