
For Aluminium and Copper Alloys Extra Long SUPER MULTI-DRILLs MDW … XHTA/PHT Type MDW … XHT A … HAK Helix angle: 30° Uncoated grade: KH03 MDW…XHT A Type for Aluminium and Copper Alloys (mm) Dimensions For 20 x D For 30 x D øD ød Cat. No. Stock Dimensions Stock Dimensions (mm) (mm) 20, 30 20 L 1 30 L 1 4,0 4,0 MDW 040XHT A HAK l 127 97 l 167 137 5,0 MDW 050XHT A HAK l 156 118 l 206 168 6,0 6,0 060XHT A HAK l 178 138 l 238 198 7,0 MDW 070XHT A HAK l 201 162 l 271 232 8,0 8,0 080XHT A HAK l 221 182 l 301 262 9,0 MDW 090XHT A HAK l 249 205 l 339 295 10,0 10,5 100XHT A HAK l 267 225 l 367 325 All Long Drill series include an allowance to accomodate regrinding! Uncoated carbide grade: KH03 Recommended Cutting Conditions Vc: Cutting speed (m/min), f: Feed Rate (mm/rev) How to Order Work material Non stock items – minimum order 6 pieces Aluminium Alloy Drill Ø (mm) Always specify the catalogue number and drill diameter as shown vc 80 ~ 160 - eg drill diameter 5,0mm = MDW 050 ~ Ø5,0 f 0,08 ~ 0,30 E.g., ~ Ø6,0 vc 80 ~ 160 f 0,12 ~ 0,35 Super MDW 050 X H T A 30 HAK , KH03 (Grade) vc 80 ~ 180 Shank type to DIN6535 ~ Ø8,0 MULTI-DRILL f 0,15 ~ 0,40 øD=5,0 mm Drilling depth (L/D ratio) vc 80 ~ 180 ~ Ø10,0 f 0,20 ~ 0,50 Extra long type Cutting edges for Al and Cu alloys vc 80 ~ 180 ~ Ø12,0 with spiral coolant holes Special shape of clearance face f 0,20 ~ 0,45 MDW…PHT Type for Pilot Hole Dimensions For Pilot Hole øD ød Cat. No. Dimensions (mm) Stock (mm) (mm) L 1 2 3 3,03 MDW 0303 PHT l 52 9 22 28 Multi-Drills 4,0 3,53 0353 PHT l 52 9 22 28 4,03 MDW 0403 PHT l 59 12 29 28 5,0 4,53 0453 PHT l 59 12 29 28 5,03 MDW 0503 PHT l 71 15 33 36 Helix angle: 30° 6,0 l1 = Effective drilling length 5,53 0553 PHT l 71 15 33 36 Coated grade: ACW70 6,03 MDW 0603 PHT l 76 18 38 36 6,53 0653 PHT l 76 18 38 36 6,83 8,0 0683 PHT l 76 18 38 36 How to Order 7,03 0703 PHT l 82 21 43 36 Non stock items – minimum order 6 pieces 7,53 0753 PHT l 82 21 43 36 Always specify the catalogue number and drill diameter as shown - 8,03 MDW 0803 PHT l 88 24 46 40 eg. drill diameter 5,03mm = MDW 0503 8,53 0853 PHT l 88 24 46 40 10,0 9,03 0903 PHT l 88 24 46 40 E.g., 9,53 0953 PHT l 88 24 46 40 MDW 0503 PHT , ACW70 10,03 MDW 1003 PHT l 104 30 55 45 10,53 1053 PHT l 104 30 55 45 Super 12,0 MULTI-DRILL TiAlN coated grade 11,03 1103 PHT l 104 30 55 45 11,53 1153 PHT l 104 30 55 45 øD = 5,03 mm Pilot drill with spiral coolant holes 12,03 14,0 MDW 1203 PHT l 117 42 68 45 K39