CE RD PHG 250 0517 Copyright 2010 by Wurth 05 0152 Rotary Hammer Drill Bit 4 Plus Prefix 648 For use in concrete masonry and natural stone The new fast and durable carbide tip provides a new aggressive easy centering and fast drilling from the very start Steel rein forcement no longer presents a problem The dynamic chiselshaped drill bit head penetrates rapidly into the material and simultaneously feeds the drilling dust into the multifluted spiral The patented spacious multifluted KVSSpiral quickly removes drilling dust from the hole saving both time and money The unique reinforced flute geometry KVSflute reduces vibra tion and transfers more impact energy from the hammer to the drilling head thus remarkably increasing drilling speed and life expectancy Drilling is less strenuous for the operator and for the rotary hammer Modern thermal treatment and a special surface finish reduce the wear of the bit and improve its resistance against bending forces Size Decimal Flute Overall Art No Equivalent Length Length 18 1250 78 178 627418 316 1875 118 2316 6274316 14 2500 138 212 627414 932 2812 112 21116 6274932 516 3125 158 21316 6274516 38 3750 11316 318 627438 ThunderBit Stubby Drills 135 SplitPoint HighSpeed Steel Black Bronze Oxide 135 splitpoint for quick penetration and reduced walking P remiumgrade M7 industrial steel for longer life and heat resistance U nique flute design for superior material removal Short length and heavyduty construction provides additional strength Ideal for use in medium and hightensile strength alloy materials Application areas Cast Iron Low and Medium Carbon Steel High Alloy Steel Stainless Steel and PH Tough Medium and HighTensile Strength Alloys Wood HHS End Mills Single End Multi Flute NonCenter Cutting Shank type parallel shank with flat Flute type spiral C utting length regular Application To provide improved performance For profile milling and producing open slots or pockets where a plunge feedin is not required Size Shank Flute Overall No of Art No Diameter Length Length Flutes 316 38 12 2 38 654316 14 38 58 2 716 65414 516 38 34 2 12 654516 38 38 34 2 12 65438 716 38 1 2 1116 654716 12 12 1 14 3 14 65412 34 12 1 58 3 58 65434 38 4