Draw Bar Threads: BT-40 M16 x 2 BT-50 M24 x 3 Draw Bar Threads: BT-40 M16 x 2 BT-50 M24 x 3 Draw Bar Threads: BT-40 M16 x 2 BT-50 M24 x 3 BT FLANGE SHELL END MILL HOLDERS ● Items ending with 'P' are rated 25,000 RPM at G2.5 DIN and have Spindle-Thru Coolant Feeding Feature ● Produced according to AT3 specfications. ● Made of alloy forged steel for long, durable service life. ● Hardened to RC52-56 and ground to ensure maximum accuracy. ● Shell End Mill Pilot T.I.R. <0.0002”. ● Balanced and certified to 15,000 RPM/G6.3 (Type B) PRECISION BALL BEARING KEYLESS DRILL CHUCKS WITH INTEGRAL BT FLANGE ER Collet Chucks Cylindrical Shank ● Produced according to AT3 specifications. ● Made of alloy forged steel for long, durable service life. ● Hardened to RC 52-56 and ground to ensure maximum accuracy. ● Jacobs Taper T.I.R. <0.0002”. ● Retention Knobs are sold separately. BT FLANGE JACOBS TAPER HOLDERS ‘ER’ COLLET CHUCKS & KITS R8 & MT Shank ER11 & 16 ER20 ER25, 32 & 40 R8 Shank - Type 7814 MT3 Shank - Type 7711 NOTE: For CAT & BT Tapers, see previous page. NST/NMTB QC Shank ER Collet Chuck Kits BT BT BT Type A: Coolant thru the spindle. Type B: Coolant thru the spindle or the flange. Type 'A' @ 15,000 RPM Type 'B' @ 15,000 RPM Type 'B' @ 15,000 RPM TAPER # d L1 L PART # L PART # L PART # BT 40 1/2 .56 1.3/4 7-176-403 1.3/4 8-220-4005 1.3/4 8-220-4005P 3/4 .68 ─ ─ 1.3/4 8-220-4015 1.3/4 8-220-4015P 3/4 .68 ─ ─ 4 8-220-4020 4 8-220-4020P 3/4 .68 ─ ─ 6 8-220-4025 6 8-220-4025P 1 .68 ─ ─ 1.3/4 8-220-4030 ─ ─ 1 .68 ─ ─ 4 8-220-4035 ─ ─ 1 .68 ─ ─ 6 8-220-4040 6 8-220-4040P 1.1/4 .68 2.1/4 7-176-409 1.3/4 8-220-4045 ─ ─ 1.1/4 .68 ─ ─ 4 8-220-4050 ─ ─ 1.1/2 .94 2.1/4 7-176-411 2.1/4 8-220-4060 2.1/4 8-220-4060P BT 50 3/4 .69 2.1/4 7-176-509 1.3/4 8-220-5015 ─ ─ 1 .69 2.1/4 7-176-515 1.3/4 8-220-5030 ─ ─ 4 7-176-517 4 8-220-5035 ─ ─ 1.1/4 .69 ─ ─ 1.3/4 8-220-5045 ─ ─ ─ ─ 4 8-220-5050 ─ ─ 6 7-176-525 ─ ─ ─ ─ 1.1/2 .94 ─ ─ 2 8-220-5060 2 8-220-5060P 1.1/2 .94 4 7-176-529 4 8-220-5065 ─ ─ 6 7-176-531 ─ ─ ─ ─ 2 .94 4 7-176-535 2.1/2 8-220-5080 2.1/2 8-220-5080P TAPER # CAPACITY d1 D L1 PART # PRICE in. mm INCHES BT 40 1/32-1/2 1-13 2 3.3/4 7-174-433 1/8-5/8 3-16 2.1/4 3.94 7-174-435 BT 50 1/32-1/2 1-13 2 4.1/8 7-174-563 1/8-5/8 3-16 2.1/4 4.33 7-174-565 TAPER # JACOBS TAPER L1 B L PART # PRICE BT 40 2 1.1/2 2.4 4.95 7-175-402 3 2.7 5.28 7-175-403 4 3.15 5.73 7-175-404 5 3.4 5.95 7-175-405 6 2.5 5.07 7-175-406 33 2.5 5.07 7-175-433 BT 50 3 2 3.2 7.2 7-175-503 4 3.65 7.6 7-175-504 5 3.85 7.83 7-175-505 6 3.0 7.0 7-175-506 33 3.0 7.0 7-175-533 SHANK SIZE D COLLET SIZE L D1 COLLET CHUCK PART# NUT PART# WRENCH PART# 1/2” ER-11 6.2 .630 7-171-1105 7-171-951 7-171-961 5/8” 7-171-1106 5/8” ER-16 6.0 .866 7-171-1606 7-171-966 7-171-976 3/4” 6.5 7-171-1607 3/4” ER-20 5.5 1.338 7-171-2007 7-188-820 7-188-920 1” 7-171-2009 3/4” ER-25 6.5 1.650 7-171-2303 7-188-825 7-188-925 1” 7-171-2305 1” ER-32 3.75 1.97 7-171-3001 7-188-832 7-188-932 1” ER-40 4.50 2.48 7-171-4001 7-188-840 7-188-940 1.1/4” 4.75 7-171-4002 SHANK SIZE COLLET SIZE A D COLLET CHUCK PART# NUT PART# WRENCH PART# 30 ER-16 1.97 1.26 7-171-1730 7-178-816 7-178-916 ER-32 2.36 1.97 7-171-3030 7-188-832 7-188-932 40 ER-16 2.36 1.26 7-171-1740 7-178-816 7-178-916 ER-25 2.36 1.65 7-171-2640 7-188-825 7-188-925 ER-32 2.75 1.97 7-171-3040 7-188-832 7-188-932 ER-40 2.36 2.48 7-171-4040 7-188-840 7-180-932 50 ER-40 2.75 2.48 7-171-4050 7-188-840 7-180-932 SHANK SIZE COLLET SIZE A D COLLET CHUCK PART# NUT PART# WRENCH PART# R8 ER-16 1.49 1.26 7-171-1608 7-178-816 7-178-916 ER-20 1.77 1.38 7-171-2008 7-188-820 7-188-920 ER-25 1.97 1.65 7-171-2508 7-188-825 7-188-925 ER-32 2.28 1.97 7-171-3008 7-188-832 7-188-932 ER-40 2.36 2.48 7-171-4008 7-188-840 7-188-930 MT 3 ER-32 2.894 1.97 7-171-3003 7-188-832 7-188-932 COLLET SIZE SHANK SIZE OAL COLLET SIZES COLLET CHUCK KIT PART# ER-11 1/2 6.2 1/32, 1/16, 3/32, 1/8, 3/16, 7/32, 1/4 7-171-1115 5/8 6.2 7-171-1116 ER-16 5/8 6.0 1/8, 3/16, 7/32, 1/4, 5/16, 11/32, 3/8 7-171-1616 3/4 6.5 7-171-1617 ER-20 3/4 5.5 1/8, 3/16, 7/32, 1/4, 5/16, 11/32, 3/8, 13/32, 7/16, 1/2 7-171-2017 1 5.5 7-171-2019 ER-25 3/4 6.5 1/8, 3/16, 7/32, 1/4, 5/16, 11/32, 3/8, 13/32, 7/16, 1/2, 17/32, 9/16 7-171-2313 1 6.5 7-171-2315 ER-32 R8 6.1/4 1/8, 3/16, 1/4, 5/16, 3/8, 7/16, 1/2, 9/16, 5/8, 11/16, 3/4 7-171-3108 NMTB 30 5.1/16 7-171-3130 NMTB 40 6.1/16 7-171-3140 MT-3 6.1/16 7-171-3103 1 3.3/4 7-171-3101 ER-40 R8 6.1/2 1/8, 3/16, 1/4, 5/16, 3/8, 7/16, 1/2, 9/16, 5/8, 11/16, 3/4, 13/16, 7/8, 15/16, 1 7-171-4108 NMTB 40 6.1/16 7-171-4140 NMTB 50 7.3/4 7-171-4150 1 4.1/2 7-171-4101 1.1/4 4.3/4 7-171-4102 208.11 224.19 213.70 227.35 70.41 70.41 70.41 43.28 70.41 70.41 101.76 101.76 59.20 101.76 101.33 - 1485 - Toll Free Fax Email Houston Bass Tool & Supply, Inc. 800-442-0042 (713) 681-4931
[email protected] (713) 682-1889 www.basstool.com
Bass Tool Catalog 2021
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