{"product_id":"hhw-twist-drill-bit-hss-for-steel","title":"HHW ดอกสว่านเจาะเหล็ก ไฮสปีด ANSI HSS \/ TWIST DRILL BIT DIN 338 \/ ANSI HSS","description":"\u003cp\u003e\u003cspan\u003e\u003ciframe title=\"HHW Twist Drill Bit DIN 338 \/ ANSI HSS ดอกสว่านเจาะเหล็ก ไฮสปีด ANSI HSS\" src=\"https:\/\/www.youtube.com\/embed\/6X7Lrz2idAc\" height=\"729\" width=\"1296\"\u003e\u003c\/iframe\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e**ความยาวรวม ไม่ใช่ความยาวสำหรับใช้งาน รบกวนเช็คความยาวใช้งาน ในภาพ\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eผลิตโดยการเพิ่มส่วนผสมโลหะจำนวณมาก เช่น โครเมียม ทังสเตน โบลัมดีนัท หรือ วานาเดียผสมเข้ากับเหล็กเพื่อเพิ่มความแข็งแรงและทนทาน การอ่อนตัวภายใต้อุณหภูมิสูง เมื่อเปรียบเทียบกับคาร์ไบค์ซีเมนต์ จะมีความต้านทานการกัดกร่อนน้อยกว่าแต่มีความเหนียวสูง\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eTWIST DRILL BIT DIN 338 HSS - tip angle 130° - FULLY GRINDED\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003efor general, broad applications in steel up to 850 N\/mm² strength and cast iron\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003ePrecise \u0026amp; Quick drilling\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eThe sturdy twist drill with its short design provides for precise drilling.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eVery precise tip and the related precise cutting geometry, a constant drilled-hole quality is ensured, ideal for core hole drilling.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eOptimized crosswise drill point narrowing provides 20% lower feed force saving compared with conventional drill bit.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eSelf-centering\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eThe crosswise grinding ensures an excellent centering effect even on domed surfaces, eliminating the need for center-punching or piloting.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eLong tool life\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eOutstanding chip removal - GT FLUTE (DEEP HOLE PROFILE)\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eSpecial chip flute profile (reduced processing time due to fewer chip removal cycles)\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eขนาด - ความยาวใช้งาน- ความยาวรวม : มม.\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e1.0\u003c\/span\u003e\u003cspan\u003e       \u003c\/span\u003e\u003cspan\u003e12\u003c\/span\u003e\u003cspan\u003e                      \u003c\/span\u003e\u003cspan\u003e34 (2pcs)\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e1.5\u003c\/span\u003e\u003cspan\u003e       \u003c\/span\u003e\u003cspan\u003e18\u003c\/span\u003e\u003cspan\u003e                      \u003c\/span\u003e\u003cspan\u003e40 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 115\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e6.5        80                     115\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e7.0        95                     140\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e7.5        35                      60\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e8.0        50                      75\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e8.5        55                      85\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e9.0        58                      90\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e9.5        68                      100\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e10.0      75                      110\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e10.5      78                      115\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e11.0      33                       61\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e11.5      39                       70\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e12.0      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