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Twist drill, made of cobalt alloyed HSS, acc. to DIN 338, fully ground from the solid. Fitted with a special spiral for good chip removal and greasing materials. Crosswise sharpened acc. to DIN 1412C, point angle 135°, tolerance of diameter h8
acc. to workshop grade • stainless spring steel • non glare, matt surface • etched graduation for a clear reading • graduation reading from left to right, zero-point in the middle • top and bottom 1/1 mm graduation