100pcs Ceramic Electrical Insulators - 4mm Dia Tapered Porcelain Tube Beads, High Temperature Resistant (1000°C) for Oven, Kiln & DIY Electronics Projects - Perfect for Jewelry Making, Pottery & Electrical Wiring

Features:Insulatsion, high corrosion resistance, scratch proof and Good chemical stability.Mainly used in electric heating elements, protection sheaths, insulators and fish beads for temperature sensors. Specification:Material: CeramicInner Diameter: 4mm / 0.16 inch(Minimum) ; 7mm / 0.28 inch(Maximum)Total Size: 10.5 x 9mm / 0.41 x 0.35 inch (H*Max Outer Dia) Package Content:100(+/-2%)pcs x Ceramic Insulator

【Inner Diameter】4mm / 0.16 inch(Minimum) ; 7mm / 0.28 inch(Maximum)

【Total Size】 10.5 x 9mm / 0.41 x 0.35 inch (H*Max Outer Dia)

【Insulation】Insulated porcelain bead is made of ceramic material, insulated, which can realize electrical insulation and mechanical fixation

【High Temperature Resistance】The Max. withstand temperature of ceramic electrical insulator is 1000 celsius degree

【Using For Oven】High temperature resistant insulated ceramic tube is used for high temperature resistant insulation of wires inside the oven.