- 502 - Bass Tool & Supply, Inc. Houston Email Fax Toll Free www.basstool.com (713) 682-1889
[email protected] (713) 681-4931 800-442-0042 STEEL & AL ALUMINUM Reinforced Shank (No. 1 - 3/8) Reduced Shank (7/16 - 2) P Steel K Cast Iron 1.1 Cold-extrusion steels, Construction steels, Free-cutting steels,etc. 1.1 Cast iron with lamellar graphite (GJL) 1.2 2.1 Cast iron with nodular graphite (GJS) 2.1 Construction steels, Cementation steels, Steel castings, etc. 2.2 3.1 Cast iron with vermicular graphite (GJV) 3.2 3.1 Cementation steels, Heat-treatable steels, Cold work steels, etc. 4.1 Malleable cast iron (GTMW, GTMB) 4.2 N Non Ferrous 4.1 Heat-treatable steels, Cold work steels, etc. Nitriding steels, etc. 1.1 Aluminum wrought alloys 1.2 1.3 1.4 Aluminum cast alloys Si ≤ 7% 1.5 Aluminum cast alloys 7% < Si ≤ 12% 2.2 Copper-zinc alloys (brass, long-chipping) 2.4 Copper-aluminum alloys (alu bronze, long-chipping) 2.5 Copper-tin alloys (tin bronze, long-chipping) WORK PIECE MATERIALS BEING TAPPED Class of Fit 2B 2B 2B 2B 3B 2B 2B 3B Coating TIN TIN TICN GLT-8 GLT-8 GLT-8 Cutting Material HSS Extra HSS Extra HSS Extra HSS Extra HSS Extra HSS Extra HSS Extra HSS Extra FLUTE STRAIGHT R15 R15 R35 R35 STRAIGHT R45 R45 4-5 2-3 2-3 2-3 2-3 approx. 3 2-3 2-3 STYLE PLUG-SP. PT. BOTTOMING - SPIRAL FLUTE PLUG BOTTOMING STEEL P 1.1- 4.1 P 1.1- 4.1 P 1.1- 4.1 P 1.1- 3.1 P 1.1- 3.1 CAST IRON K 2.1 K 1.1- 4.2 K 1.1- 4.2 NON FERROUS N 2.2, 2.4-5 N 1.4-5, 2.4-5 N 1.4-5, 2.4-5 N 2.2 N 2.2 N 1.1-4 N 1.1-4 N 1.1-4 GEOMETRY & COATING Rekord B-STEEL-L TIN Rekord D-STEEL TIN Rekord D-STEEL IKZ-TICN Enorm STEEL Enorm STEEL Rekord B-AL GLT-8 Enorm AL GLT-8 Enorm AL GLT-8 REINFORCED SHANK NC SIZE l1 l2 l3 ø d2 PART# PART# BU208400 BU451400 BU979000 BU501000 BU501010 BU20S800 BU50S800 BU50S810 1 - 64 1.772 0.276 0.472 0.141 0.110 0.0595 5000 5000 — 5000 5000 — — — 2 - 56 1.772 0.276 0.472 0.141 0.110 0.0700 5001 5001 — 5001 5001 5001 5001 5001 3 - 48 1.969 0.354 0.551 0.141 0.110 0.0820 5002 5002 — 5002 5002 — — — 4 - 40 2.205 0.433 0.709 0.141 0.110 0.0890 5003 5003 — 5003 5003 5003 5003 5003 5 - 40 2.205 0.433 0.709 0.141 0.110 0.1015 5004 5004 — 5004 5004 — — — 6 - 32 2.205 0.472 0.787 0.141 0.110 0.1110 5005 5005 — 5005 5005 5005 5005 5005 8 - 32 2.480 0.512 0.827 0.168 0.131 0.1360 5006 5006 — 5006 5006 5006 5006 5006 10 - 24 2.756 0.591 0.984 0.194 0.152 0.1520 5007 5007 5007 5007 5007 5007 5007 5007 12 - 24 3.150 0.630 1.142 0.220 0.165 0.1770 5008 5008 — 5008 5008 — — — 1/4 - 20 3.150 0.669 1.181 0.255 0.191 0.2040 5009 5009 5009 5009 5009 5009 5009 5009 5/16 - 18 3.543 0.787 1.378 0.318 0.238 0.2610 5010 5010 5010 5010 5010 5010 5010 5010 3/8 - 16 3.937 0.866 1.535 0.381 0.286 0.3160 5011 5011 5011 5011 5011 5011 5011 5011 REDUCED SHANK CU208400 CU451400 CU979000 CU501000 CU501010 CU20S800 CU50S800 CU50S810 NC 7/16 - 14 3.937 0.866 — 0.323 0.242 0.3680 5012 5012 5012 5012 5012 5012 5012 5012 1/2 - 13 4.331 0.984 — 0.367 0.275 0.4219 5013 5013 5013 5013 5013 5013 5013 5013 9/16 - 12 4.331 1.024 — 0.429 0.322 0.4844 5014 5014 — 5014 5014 — — — 5/8 - 11 4.331 1.063 — 0.480 0.360 0.5313 5015 5015 5015 5015 5015 5015 5015 5015 3/4 - 10 4.921 1.181 — 0.590 0.442 0.6563 5016 5016 5016 5016 5016 5016 5016 5016 7/8 - 9 5.512 1.260 — 0.697 0.523 0.7656 5017 5017 5017 5017 5017 — — — 1 - 8 6.299 1.417 — 0.800 0.600 0.8750 5018 5018 5018 5018 — — — — 1.1/8 - 7 7.087 1.575 — 0.896 0.672 0.9843 5019 5019 — 5019 — — — — 1.1/4 - 7 7.087 1.575 — 1.021 0.766 1.1094 5020 5020 — 5020 — — — — 1.3/8 - 6 7.874 1.969 — 1.108 0.831 1.2205 5021 — — 5021 — — — — 1.1/2 - 6 7.874 1.969 — 1.233 0.925 1.3386 5022 — — 5022 — — — — 1.3/4 - 5 8.661 2.283 — 1.430 1.072 1.5551 5023 — — 5023 — — — — 2 - 4.1/2 9.843 2.559 — 1.644 1.233 1.7812 5024 — — 5024 — — — — REINFORCED SHANK BU208400 BU451400 BU979000 BU501000 BU501010 BU20S800 BU50S800 BU50S810 NF 0 - 80 1.626 0.236 0.433 0.141 0.110 0.0480 5033 5033 — 5033 — 5033 5033 — 1 - 72 1.772 0.276 0.472 0.141 0.110 0.0595 5034 5034 — 5034 — 5034 5034 — 2 - 64 1.772 0.276 0.472 0.141 0.110 0.0730 5035 5035 — 5035 — 5035 5035 — 3 - 56 1.969 0.354 0.551 0.141 0.110 0.0827 5036 5036 — 5036 — 5036 5036 — 4 - 48 2.205 0.433 0.709 0.141 0.110 0.0945 5037 5037 — 5037 5037 5037 5037 — 5 - 44 2.205 0.433 0.709 0.141 0.110 0.1063 5038 5038 — 5038 5038 5038 5038 — 6 - 40 2.205 0.472 0.787 0.141 0.110 0.1181 5039 5039 — 5039 5039 5039 5039 — 8 - 36 2.480 0.512 0.827 0.168 0.131 0.1378 5040 5040 — 5040 5040 5040 5040 — 10 - 32 2.756 0.512 0.984 0.194 0.152 0.1614 5041 5041 5041 5041 5041 5041 5041 5041 12 - 28 3.150 0.630 1.142 0.220 0.165 0.1820 5042 5042 — 5042 5042 5042 5042 — 1/4 - 28 3.150 0.669 1.181 0.255 0.191 0.2165 5043 5043 5043 5043 5043 5043 5043 5043 5/16 - 24 3.543 0.669 1.260 0.318 0.238 0.2717 5044 5044 5044 5044 5044 5044 5044 5044 3/8 - 24 3.937 0.709 1.535 0.381 0.286 0.3346 5045 5045 5045 5045 5045 5045 5045 5045 REDUCED SHANK CU208400 CU451400 CU979000 CU501000 CU501010 CU20S800 CU50S800 CU50S810 NF 7/16-20 3.937 0.866 — 0.323 0.242 0.3898 5046 5046 5046 5046 5046 5046 5046 5046 1/2-20 3.937 0.866 — 0.367 0.275 0.4528 5047 5047 5047 5047 5047 5047 5047 5047 9/16-18 3.937 0.866 — 0.429 0.322 0.5118 5048 5048 — 5048 5048 5048 5048 5048 5/8-18 3.937 0.866 — 0.480 0.360 0.5709 5049 5049 — 5049 5049 5049 5049 5049 3/4-16 4.331 0.984 — 0.590 0.442 0.6890 5050 5050 — 5050 5050 5050 5050 5050 7/8-14 4.921 1.024 — 0.697 0.523 0.8071 5051 5051 — 5051 — — — — 1-12 5.512 1.102 — 0.800 0.600 0.9219 5052 5052 — 5052 — — — — 1.1/8-12 5.906 1.181 — 0.896 0.672 1.0433 5053 — — 5053 — — — — 1.1/4-12 5.906 1.181 — 1.021 0.766 1.1719 5054 — — 5054 — — — — 1.3/8-12 6.693 1.299 — 1.108 0.831 1.2992 5055 — — 5055 — — — — 1.1/2-12 6.693 1.299 — 1.233 0.925 1.4173 5056 — — 5056 — — — — l2 ≈ 10 x P ◄ ◄ l2 ≈ 10 x P ◄ ◄ l2 ≈ 10 x P ◄ ◄ l2 ≈ 10 x P ◄ ◄ TAPS FOR ALUMINUM ◄ ◄ PLUG SP. POINT REKORD B-VA GLT-1 BOTTOMING SP. FLUTE ENORM VA GLT-1 SIZE l1 l2 l3 ø d2 DRILL OS #FL PART# #FL UNC 6 - 32 2.205 0.472 0.787 0.141 0.110 .01110 +.0035 3 BU20C3435005 BU50C3435005 3 8 - 32 2.480 0.512 0.827 0.168 0.131 0.1360 +.0035 3 BU20C3435006 BU50C3435006 3 10 - 24 2.756 0.591 0.984 0.194 0.152 0.1520 +.0035 3 BU20C3435007 BU50C3435007 3 1/4 - 20 3.150 0.669 1.181 0.255 0.191 0.2040 +.005 3 BU20C3445009 BU50C3445009 3 5/16 - 18 3.543 0.787 1.378 0.318 0.238 0.2610 +.005 3 BU20C3445010 BU50C3445010 3 3/8 - 16 3.937 0.866 1.535 0.381 0.286 0.3160 +.005 4 BU20C3445011 BU50C3445011 3 7/16 - 14 3.937 0.866 — 0.323 0.242 0.3680 +.005 3 CU20C3445012 CU50C3445012 3 1/2 - 13 4.331 0.984 — 0.367 0.275 0.4219 +.005 3 CU20C3445013 CU50C3445013 3 5/8 - 11 4.331 1.063 — 0.480 0.360 0.5313 +.005 3 CU20C3445015 CU50C3445015 3 3/4 - 10 4.921 1.181 — 0.590 0.442 0.6563 +.005 3 CU20C3445016 CU50C3445016 3 UNF 6 - 40 2.205 0.472 0.787 0.141 0.110 0.1181 +.0035 3 BU20C3435039 BU50C3435039 3 8 - 36 2.480 0.512 0.827 0.168 0.131 0.1378 +.0035 3 BU20C3435040 BU50C3435040 3 10 - 32 2.756 0.512 0.984 0.194 0.152 0.1614 +.0035 3 BU20C3435041 BU50C3435041 3 1/4 - 28 3.150 0.669 1.181 0.255 0.191 0.2165 +.005 3 BU20C3445043 BU50C3445043 3 5/16 - 24 3.543 0.669 1.260 0.318 0.238 0.2717 +.005 3 BU20C3445044 BU50C3445044 3 3/8 - 24 3.937 0.709 1.535 0.381 0.286 0.3346 +.005 3 BU20C3445045 BU50C3445045 3 7/16 - 20 3.937 0.866 — 0.323 0.242 0.3898 +.005 3 CU20C3445046 CU50C3445046 3 1/2 - 20 3.937 0.866 — 0.367 0.275 0.4528 +.005 3 CU20C3445047 CU50C3445047 4 5/8 - 18 3.937 0.866 — 0.480 0.360 0.5709 +.005 3 CU20C3445049 CU50C3445049 4 3/4 - 16 4.331 0.984 — 0.590 0.442 0.6890 +.005 3 CU20C3445050 CU50C3445050 4 VA OVERSIZED TAPS FOR STAINLESS STEELS DIN Length • ANSI Shank GLT-1 COATING TAPS FOR STEEL ◄ ◄ Reinforced Shank (No. 0 - 3/8) Reduced Shank (7/16 - 1.1/2) B-VA ENORM-VA (35° SPIRAL) USE ON: MACHINE TAPS DIN Length • ANSI Shank M Stainless Steel HRC EXAMPLES 1.1 Ferritic, martensitic ≤ 29 410 / 440 / 440C / 17-4 PH 2.1 Austenitic ≤ 29 303 / 304 / 316 / 316L / 321 3.1 Austenitic-ferritic (Duplex) ≤ 35 P Steel HRC MATERIAL EXAMPLES 1.1 Cold-extrusion steels, Construction steels, Free-cutting steels,etc. ≤ 22 1010 / 1018 / 1020 / 12L14 / 12L15 / A36 / T1 2.1 Construction steels, Cementation steels, Steel castings, etc. ≤ 31 A36 / T1 / 1030-1095 / 4140 / 4340 / 8620 3.1 Cementation steels, Heat-treatable steels, Cold work steels, etc. ≤ 38 4140 / 4340 / 8620 / P20 / H13 / D2 / A2 / S7 / H1150 4.1 Heat-treatable steels, Cold work steels, etc. Nitriding steels, etc. ≤ 44 4140 / 4340 / 8620 / P20 / H13 / D2 / 300M / 52100 K Cast Iron BHN EXAMPLES 2.1 Cast iron with nodular graphite (GJS) 105 - 150 Nodular GGG40-GGG70 P 1.1-4.1 M 1.1-3.1 K 2.1 MACHINE TAPS DIN Length • ANSI Shank
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