10 Pcs 3.25mm High Speed Steel Drill Bits, Fully Ground 65mm Length Drill Bit 4mm Mainly used for temperature measurement

Mainly used for temperature measurement of muffle furnace

Access Point

Require neither handles or knobs for their operation

It is a universal product

Tips The new corundum grinding bit should be tried at a low speed before use

10 Pcs 3.25mm High Speed Steel Drill Bits, Fully Ground 65mm Length Drill Bit 4mm Mainly used for temperature measurementThe product is made of high speed steel. Smooth surface finish, long service life. Suitable for wood, malleable iron, aluminum, plastic, etc. Great replacement for your dull drill bit to improve work efficiency. Straight shank design is more suitable for many electric drills (here is not included). Specification: Shank Type: Round Shank Tool Flute Type: Spiral Twist Drill Bits Diameter: 5. 5mm 0. 22 inch Material: High Speed Steel Shank Diameter: 5.