[Features]● The resin ring suppresses core run-out and rattling to achieve accurate drilling. ● Kosoku drilling is possible with sharply reduced core contact. ●Made of high-hardness HSS (high-speed steel) steel that does not lose sharpness. ●Cushion resin ring suppresses core run-out for comfortable drilling. ●Integrated from the cutting edge to the hexagonal shaft by press working. The drill never comes out. ●Smoothly inserts into the anvil and does not dig into the ball grooves. ● Uses X-shaped thinning. A center punch is not required, and holes can be drilled with light force.
[Use] ●Cover materials: iron, light metal, synthetic resin, wood. ●For drilling various holes in iron, light metal, synthetic resin, wood, etc., and for drilling holes for tapping.
