How to use this catalog ■ Option 1 Standard brazed BTA drill features and size information are listed in Sections ❷, ❸, ❹, and ❺ on each page. Use the guide and information in Sections ❻ and ❽ for special tools tailored for specific components and applications. ■ Option 2 For brazed BTA drill head details go to Page 06. Note: The products are arranged in increasing order of diameter. ❶ MBU typ e drill head ➓ STA NDA RD CUT TING CONDITIONS ❷ B ra ze d d r i l l h e a d w i t h ex te r n a l s i n g l e - s t a r t t h re a d f o r s i n g l e t u b e s y s te m ( STS ) , to o l d i a m e te r ø 8 - ø 1 4 .7 9 m m DCONMS H (Wrench size) ❸ (DCN-DCXh6) DC MBU UTE BTU BTU OAL Drilling tolerance: IT9 (2 edges) (3 edges) Surface roughness: Ra 2μm P Steel  M Stainless  K Cast iron  Standard products N Non-ferrous  : First choice : Second choice S Superalloys  Coated Drill tube Designation DC OAL DCONMS H 1122 3112 Designation Dia. (mm) ❹ MBU-0999-2 9.40 MBU-1199-1 11.00 9.4 11   UMBB083 UMBB100 8.3 10 34 34 7.2 8.6 7 9 ETU (3 edges) The interface of the drill tube has a unique shape. Please be sure to use UMBB drill tube. ❺ 䖃: Line up Cutting Hardness speed Feed: f (mm/rev) Drill dia. (mm) Workpiece ISO JIS Condition Non-standard products (to be supplied on request) material Vc 8 - 20 12.6 - 20 20.01 - 31 31.01 - 43 43.01 - 65 ❻ MBU-0899-1 xx.xx 1122 When ordering ISO classifications for grades Grade 5 ISO area 10 15 20 25 30 35 40 ❼ Carbon steel S10C - S25C, SS Cast steel High carbon S25C - S55C 0.1 - 0.25 %C Non-hardened 0.25 - 0.25 %C Non-hardened 0.25 - 0.25 %C Hardened (HB) 125 190 250 (m/min) MBU, UTE 70 - 130 0.05 - 0.13 0.08 - 0.15 70 - 130 0.05 - 0.13 0.08 - 0.15 70 - 130 0.05 - 0.13 0.08 - 0.15 BTU, ETU 0.1 - 0.17 0.1 - 0.17 0.1 - 0.17 0.13 - 0.2 0.13 - 0.2 0.13 - 0.2 0.16 - 0.3 0.16 - 0.3 0.16 - 0.3 steel 1122 Carbon tool 0.55 - 0.80 %C Non-hardened 220 70 - 130 0.05 - 0.13 0.08 - 0.15 0.1 - 0.17 0.13 - 0.2 0.16 - 0.3 Drill head Diameter (mm) Grade steel SK 0.55 - 0.80 %C Hardened 300 70 - 130 0.05 - 0.1 0.08 - 0.12 0.1 - 0.15 0.13 - 0.17 0.15 - 0.28 3112 e.g. Designation for tool diameter ø9 mm: MBU-0899-1 9.00 1122 Non-hardened 200 70 - 110 0.05 - 0.13 0.08 - 0.15 0.1 - 0.17 0.13 - 0.2 0.16 - 0.3 3112 Low alloy steel Cast steel SNC, DCr, SNCN 275 60 - 110 0.05 - 0.1 0.08 - 0.12 0.1 - 0.15 0.13 - 0.17 0.15 - 0.28 3112 (alloying ele- SCM, SMn Hardened 300 60 - 110 0.05 - 0.1 0.08 - 0.12 0.1 - 0.15 0.13 - 0.17 0.15 - 0.28 ment < 5%) 3112 350 60 - 110 0.05 - 0.1 0.08 - 0.12 0.1 - 0.15 0.13 - 0.17 0.15 - 0.28 High alloy steel, SNS, SKD, SKT Non-hardened 200 70 - 130 0.05 - 0.13 0.08 - 0.15 0.1 - 0.17 0.13 - 0.2 0.16 - 0.3 Cast steel Drill tube Tool steel SKH, SK Hardened 325 70 - 130 0.05 - 0.1 0.08 - 0.12 0.1 - 0.15 0.13 - 0.17 0.15 - 0.28 Designation DCN DCX OAL DCONMS H Designation Dia. (mm) SUS430 Ferritic 200 40 - 110 0.05 - 0.13 0.08 - 0.15 0.1 - 0.28 0.13 - 0.3 0.16 - 0.35 MBU-0899-1 xx.xx 8 8.32 UMBB071 7.1 34 6 6 Stainless steel SUS410, 420J Martensitic 240 40 - 110 0.05 - 0.13 0.08 - 0.15 0.1 - 0.28 0.13 - 0.3 0.16 - 0.35 MBU-0899-2 xx.xx 8.33 8.65 UMBB071 7.1 34 6 6 SUS304, SUS316L Austenitic 180 40 - 110 0.05 - 0.12 0.05 - 0.12 0.08 - 0.25 0.1 - 0.28 0.15 - 0.33 MBU-0899-3 xx.xx 8.66 8.99 UMBB071 7.1 34 6 6 Ductile cast FCD400 - FCD450 Ferritic / Pearlitic 180 50 - 110 0.05 - 0.13 0.08 - 0.15 0.1 - 0.17 0.13 - 0.2 0.16 - 0.3 MBU-0999-1 xx.xx 9 9.32 UMBB083 8.3 34 7.2 7 iron FCD500 - FCD700 Pearlitic 260 50 - 110 0.05 - 0.13 0.08 - 0.15 0.1 - 0.17 0.13 - 0.2 0.16 - 0.3 MBU-0999-2 xx.xx 9.33 9.65 UMBB083 8.3 34 7.2 7 FC100 - FC200 Low tensile strength 160 60 - 110 0.05 - 0.13 0.06 - 0.13 0.08 - 0.18 0.1 - 0.2 0.15 - 0.25 Grey cast iron MBU-0999-3 xx.xx 9.66 9.99 UMBB083 8.3 34 7.2 7 FC250 - FC350 High tensile strength 250 60 - 110 0.05 - 0.13 0.06 - 0.13 0.08 - 0.18 0.1 - 0.2 0.15 - 0.25 MBU-1099-1 xx.xx 10 10.32 UMBB090 9 34 7.6 8 Malleable cast FCMB, FCMW Ferritic 130 70 - 110 0.05 - 0.13 0.06 - 0.13 0.08 - 0.18 0.1 - 0.2 0.15 - 0.25 ❽ MBU-1099-2 xx.xx 10.33 10.65 UMBB090 9 34 7.6 8 iron FCMWP, FCMP Pearlitic 230 70 - 110 0.05 - 0.13 0.06 - 0.13 0.08 - 0.18 0.1 - 0.2 0.15 - 0.25 MBU-1099-3 xx.xx 10.66 10.99 UMBB090 9 34 7.6 8 Aluminium Non-aged 60 65 - 130 0.05 - 0.13 0.08 - 0.15 0.1 - 0.2 0.15 - 0.25 0.16 - 0.3 alloys MBU-1199-1 xx.xx 11 11.32 UMBB100 10 34 8.6 9 Wrought Soluted, Aged 100 65 - 130 0.05 - 0.13 0.08 - 0.15 0.1 - 0.2 0.15 - 0.25 0.16 - 0.3 MBU-1199-2 xx.xx 11.33 11.65 UMBB100 10 34 8.6 9 Aluminium Non-aged 75 65 - 130 0.05 - 0.13 0.08 - 0.15 0.1 - 0.2 0.15 - 0.25 0.16 - 0.3 ≤12% Si MBU-1199-3 xx.xx 11.66 11.99 UMBB100 10 34 8.6 9 alloys Soluted, Aged 90 65 - 130 0.05 - 0.13 0.08 - 0.15 0.1 - 0.2 0.15 - 0.25 0.16 - 0.3 MBU-1349-1 xx.xx 12 12.36 UMBB110 11 34 9.1 10 Cast >12% Si 130 65 - 130 0.05 - 0.13 0.08 - 0.15 0.1 - 0.2 0.15 - 0.25 0.16 - 0.3 High silicon content MBU-1349-2 xx.xx 12.37 12.73 UMBB110 11 34 9.1 10 >1% Pb Free-cutting copper 110 65 - 130 0.05 - 0.13 0.08 - 0.15 0.1 - 0.2 0.15 - 0.25 0.16 - 0.3 MBU-1349-3 xx.xx 12.74 13.1 UMBB110 11 34 9.1 10 Copper alloys Brass, Red brass 90 65 - 130 0.05 - 0.13 0.08 - 0.15 0.1 - 0.2 0.15 - 0.25 0.16 - 0.3 MBU-1349-4 xx.xx 13.11 13.49 UMBB110 11 34 9.1 10 Electrolytic copper 100 65 - 130 0.05 - 0.13 0.08 - 0.15 0.1 - 0.2 0.15 - 0.25 0.16 - 0.3 MBU-1449-1 xx.xx 13.5 13.82 UMBB120 12 34 10.8 11 Non-aged 200 20 - 50 0.05 - 0.12 0.06 - 0.12 0.08 - 0.15 0.12 - 0.18 0.15 - 0.25 Fe based alloys MBU-1449-2 xx.xx 13.83 14.15 UMBB120 12 34 10.8 11 Soluted, Aged 280 20 - 50 0.05 - 0.12 0.06 - 0.12 0.08 - 0.15 0.12 - 0.18 0.15 - 0.25 Heat-resistant MBU-1449-3 xx.xx 14.16 14.48 UMBB120 12 34 10.8 11 Non-aged 250 20 - 50 0.05 - 0.12 0.06 - 0.12 0.08 - 0.15 0.12 - 0.18 0.15 - 0.25 alloys Ni / Co based MBU-1449-4 xx.xx 14.49 14.79 UMBB120 12 34 10.8 11 Soluted, Aged 350 20 - 50 0.05 - 0.12 0.06 - 0.12 0.08 - 0.15 0.12 - 0.18 0.15 - 0.25 alloys The interface of the drill tube has a unique shape. Please be sure to use UMBB drill tube. Cast 320 20 - 50 0.05 - 0.12 0.06 - 0.12 0.08 - 0.15 0.12 - 0.18 0.15 - 0.25 α Rm400 30 - 60 0.05 - 0.1 0.05 - 0.1 0.08 - 0.12 0.1 - 0.15 0.12 - 0.2 Titanium alloys α-β Rm1050 30 - 60 0.05 - 0.1 0.05 - 0.1 0.08 - 0.12 0.1 - 0.15 0.12 - 0.2 Cutting parameters shown here are relating to the basic recommendations for cutting materials given. ❾ Cutting conditions, material hardness, and other relevant variables must be taken into considerations to determine the actual cutting parameters. Reference pages: Standard cutting conditions → 20, Drill tube (STS) → 16 10 www.tungaloy.com 20 www.tungaloy.com ❶ : Series name ❻ : Ordering requirements of Non-standard products ❷ : Feature ❼ : ISO classifications for grades ❸ : Appearance and dimension drawing ❽ : Dimension table of Non-standard products ❹ : Item designation ❾ : Reference pages ❺ : Dimension table ➓ : Standard cutting conditions 02 www.tungaloy.com