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Ships within 48 hours · Estimated delivery Aug 20 - Aug 25
Wire Length: 250mm / 9
Easy to install on the screwdriver handle of the bit shank
Inner Diameter: 45mm
Impregnated diamond powder and resin
High Speed Steel Extended Twist Drill Bits 4mm Drill Dia. 250mm Length 6 Pcs 13.5mm Wire Length: 250mm / 9Description 1. Made of high speed steel. HSS(High Speed Steel) enables the drill body harder and can keep a longer drilling life. 2. With the twisted design, it can improve cutting accuracy by centering the tip. It can avoid displacement of the drill bit during work, and at the same time remove debris and particles faster and easier. 3. Suitable for processing non ferrous metals, such as copper and aluminum, and also suitable for hard plastics. When
US$ 1767.38
US$ 24615.38
US$ 20.00
