ดอกสว่านเจาะเหล็ก 19, 25 ตัวชุด HELLER HSS-G ground twist drill, polished DIN 338 RN in plastic box

– Ideal to drill in alloyed and unalloyed steels

– Precision polish as per DIN 338 RN for outstanding dimensional accuracy of the hole

– Crosswise grinding and 135° point angle for optimum centering during spot drilling

– Excellent concentricity as per DIN 1414

รุ่น HSS-G 19 Units HSS-G 25 Units
รหัสสินค้า 28574 2 28575 9
จำนวนดอก/ชุด 19 unit (Ø1-10 mm / each 0.5 mm) 25 unit (Ø1-13 mm / each 0.5 mm)

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