สว่าน HSS.Co 5% สำหรับรูลึก
STRAIGHT SHANK TWIST DRILLS FOR DEEP HOLE LONG SERIES
DIN 340 HSS-Co5 - DH100 Worm pattern drills
Application: Drilling deep holes in non alloy steels, alloy steels, cast iron,
Special aluminum or magnesium alloys.
DESIGN AND TECHNICAL SPECIFICATIONS
HELIX ANGLE : 38˚
DIA. TOLERANCE Ød1:h8
WEB THINNING : DIN 1412 FORM “C” (OVER & INCLUDING
98