PROXXON 0.8MM TUNGSTEN VANADIUM DRILL BITS 3 PIECES 28852 | FOR DRILLING METAL, NON-FERROUS METALS, PLASTIC, PC CARDS AND WOOD | MADE IN GERMANY

BRAND : PROXXON

ITEM NO. : 28852

ORIGIN : GERMANY

PIECES : 3

SHAFTS SIZE : 2.35 MM

SIZE : 0.8 MM

RPM : WORK SPEEDS: SOFT MATERIALS APPROXIMATELYE 8,000RPM, HARD MATERIALS APPROX. 3,000 RPM

MATERIAL : SELECTED STEEL QUALITY. HIGH HARDNESS FOR OPTIMUM LIFE EXPECTANCY AND ELASTICITY.

USES : FOR DRILLING METAL, NON-FERROUS METALS, PLASTIC, PC CARDS AND WOOD.

. SHAFT AND BIT ARE MANUFACTURED FROM A ONE-PIECE BLANK.

. PURPOSE-MADE STABLE CONSTRUCTION WITH HIGH CONCENTRICITY.

NOTE : THE TERM HSS FOR THIS TOOL CATEGORY COMES FROM THE UTILISED DRILL MATERIAL. HIGH SPEED STEEL (HSS) IS A HIGH ALLOY TOOL STEEL EXTREMELY RESISTANT TO WEAR DUE TO ITS MANUFACTURING PROCESS AND IS DIMENSIONALLY STABLE UP TO APPROX. 600°C. CUTTING OIL OR COOLANT EMULSION SHOULD BE USED AS COOLING LUBRICANT, WHEN MACHINING STEEL. SPIRITS OR PETROLEUM SHOULD BE USED FOR ALUMINIUM. NORMALLY, PLASTIC AND WOOD CAN BE DRY-MACHINED.