- 287 - Toll Free Fax Email Houston Bass Tool & Supply, Inc. 800-442-0042 (713) 681-4931
[email protected] (713) 682-1889 www.basstool.com SPRING CODE TYPICAL MATERIALS W Harder Softer Aluminum, Brass, Magnesium H Grey Cast Iron, Nodular Iron S Carbon Steel, Free Machining Steel Z Long Chipping Steel, Stainless Z1 Titanium, Hardened Steel, Nickel Alloy Z2 Nickel Alloy, etc. Z3 NIckel Alloy, etc. Large or heavy burrs may require a stronger spring FRONT AND BACK DEBURRING ● Replaceable solid carbide coated blades ● Blade coatings offer longer tool life and increased performance ● Range: .157 - 1.614” (4-41mm) ● Breakthrough technology provides consistent quality VISIT: www.heuletool.com UNIVERSAL DEBURRING TOOL FOR EVEN DEBURRING ON UNEVEN SURFACES The COFA tool removes burrs on the front and back of a drilled through-hole on even and uneven surfaces in a single cycle. ● Radial edge breaks on flat or uneven surfaces ● Deburr through holes on irregular surfaces up to 30° ● Typical edge break range .005 - .015” ● Used on all materials; aluminum to nickel alloy ALSO AVAILABLE: MICRO SNAP Front & back chamfering of small through holes .079” - .197”. ASK FOR A FULL HEULE CATALOG. COFA Example: Tool Series COFA4 Blade Style B -4.0 -Z1 Min. Hole Dia. Ød Spring Code (see below) HOW TO ORDER SPRINGS SERIES DIM. Ød Ød1 ØD COMPLETE TOOL WITH BLADE BLADE ONLY MIN. HOLE TOOL DIA. APPROX. CUT DIA. FRONT AND BACK PART # BACK ONLY PART # COFA SERIES 12-OS A = 16mm (.630") B = 1.890" C = 0.157" W = 0.315" E = 0.079" H = 3.150" L = 5.590" .807 .799 .858 COFA12-20.5-* COFA12B-20.5-* GH-C-M -0007(1) GH-C-M -0017(2) .819 .811 .874 COFA12-20.8-* COFA12B-20.8-* .827 .819 .882 COFA12-21.0-* COFA12B-21.0-* .835 .827 .890 COFA12-21.2-* COFA12B-21.2-* .847 .838 .906 COFA12-21.5-* COFA12B-21.5-* .866 .858 .921 COFA12-22.0-* COFA12B-22.0-* .886 .878 .941 COFA12-22.5-* COFA12B-22.5-* .898 .890 .953 COFA12-22.8-* COFA12B-22.8-* .905 .898 .960 COFA12-23.0-* COFA12B-23.0-* .914 .906 .969 COFA12-23.2-* COFA12B-23.2-* .925 .917 .981 COFA12-23.5-* COFA12B-23.5-* .945 .937 1.000 COFA12-24.0-* COFA12B-24.0-* .965 .953 1.020 COFA12-24.5-* COFA12B-24.5-* .977 .969 1.031 COFA12-24.8-* COFA12B-24.8-* .984 .976 1.047 COFA12-25.0-* COFA12B-25.0-* 1.004 .996 1.059 COFA12-25.5-* COFA12B-25.5-* 1.024 1.016 1.079 COFA12-26.0-* COFA12B-26.0-* 1.043 1.035 1.098 COFA12-26.5-* COFA12B-26.5-* 1.055 1.047 1.110 COFA12-26.8-* COFA12B-26.8-* 1.063 1.055 1.118 COFA12-27.0-* COFA12B-27.0-* 1.071 1.063 1.126 COFA12-27.2-* COFA12B-27.2-* 1.083 1.075 1.138 COFA12-27.5-* COFA12B-27.5-* 1.102 1.094 1.157 COFA12-28.0-* COFA12B-28.0-* 1.122 1.114 1.177 COFA12-28.5-* COFA12B-28.5-* 1.142 1.134 1.197 COFA12-29.0-* COFA12B-29.0-* 1.162 1.154 1.217 COFA12-29.5-* COFA12B-29.5-* 1.181 1.173 1.236 COFA12-30.0-* COFA12B-30.0-* COFA SERIES 12-OS A = 20mm (.787") B = 1.968" C = 0.157" W = 0.315" E = 0.079" H = 3.071" L = 5.590" 1.201 1.193 1.256 COFA12-30.5-* COFA12B-30.5-* GH-C-M -0007(1) GH-C-M -0017(2) 1.221 1.213 1.276 COFA12-31.0-* COFA12B-31.0-* 1.240 1.232 1.295 COFA12-31.5-* COFA12B-31.5-* 1.260 1.252 1.315 COFA12-32.0-* COFA12B-32.0-* 1.280 1.272 1.335 COFA12-32.5-* COFA12B-32.5-* 1.299 1.291 1.354 COFA12-33.0-* COFA12B-33.0-* 1.318 1.311 1.374 COFA12-33.5-* COFA12B-33.5-* 1.339 1.331 1.394 COFA12-34.0-* COFA12B-34.0-* 1.358 1.350 1.413 COFA12-34.5-* COFA12B-34.5-* 1.378 1.370 1.433 COFA12-35.0-* COFA12B-35.0-* 1.398 1.390 1.453 COFA12-35.5-* COFA12B-35.5-* 1.417 1.409 1.472 COFA12-36.0-* COFA12B-36.0-* 1.437 1.429 1.492 COFA12-36.5-* COFA12B-36.5-* 1.457 1.449 1.512 COFA12-37.0-* COFA12B-37.0-* 1.477 1.469 1.531 COFA12-37.5-* COFA12B-37.5-* 1.496 1.488 1.551 COFA12-38.0-* COFA12B-38.0-* 1.516 1.508 1.571 COFA12-38.5-* COFA12B-38.5-* 1.536 1.528 1.591 COFA12-39.0-* COFA12B-39.0-* 1.555 1.547 1.610 COFA12-39.5-* COFA12B-39.5-* 1.575 1.567 1.630 COFA12-40.0-* COFA12B-40.0-* * SPRING CHOICE: W, H, S, Z, Z1, Z2, Z3 (1) FRONT AND BACK (2) BACK ONLY SERIES DIM. Ød Ød1 ØD COMPLETE TOOL WITH BLADE BLADE ONLY MIN. HOLE TOOL DIA. APPROX. CUT DIA. FRONT AND BACK PART # BACK ONLY PART # COFA SERIES 4 A = 6mm (.236") B = 1.417" C = 0.120" W = 0.171" E = 0.026" H = 1.102" L = 2.756" .157 .154 .177 COFA4-4.0-* COFA4B-4.0-* GH-C-M -0504(1) GH-C-M -0914(2) .161 .157 .181 COFA4-4.1-* COFA4B-4.1-* .165 .161 .185 COFA4-4.2-* COFA4B-4.2-* .169 .165 .189 COFA4-4.3-* COFA4B-4.3-* .173 .169 .193 COFA4-4.4-* COFA4B-4.4-* .177 .173 .197 COFA4-4.5-* COFA4B-4.5-* .181 .177 .201 COFA4-4.6-* COFA4B-4.6-* .185 .181 .205 COFA4-4.7-* COFA4B-4.7-* .189 .185 .209 COFA4-4.8-* COFA4B-4.8-* .193 .189 .213 COFA4-4.9-* COFA4B-4.9-* COFA SERIES 5 A = 6mm (.236") B = 1.417" C = 0.120" W = 0.171" E = 0.033" H = 1.102" L = 2.972" .197 .193 .224 COFA5-5.0-* COFA5B-5.0-* GH-C-M -0505(1) GH-C-M -0915(2) .201 .197 .228 COFA5-5.1-* COFA5B-5.1-* .205 .201 .232 COFA5-5.2-* COFA5B-5.2-* .209 .205 .236 COFA5-5.3-* COFA5B-5.3-* .213 .209 .240 COFA5-5.4-* COFA5B-5.4-* .217 .213 .244 COFA5-5.5-* COFA5B-5.5-* .220 .217 .248 COFA5-5.6-* COFA5B-5.6-* .224 .220 .252 COFA5-5.7-* COFA5B-5.7-* .228 .224 .256 COFA5-5.8-∗ COFA5B-5.8-* .232 .228 .260 COFA5-5.9-* COFA5B-5.9-* COFA SERIES 6 A = 1/4" B = 1.496" C = 0.079" W = 0.157" E = 0.041" H = 2.205" L = 3.937" .236 .228 .264 COFA6-236-* COFA6B-236-* GH-C-M -0002(1) GH-C-M -0012(2) .244 .236 .272 COFA6-244-* COFA6B-244-* .252 .244 .279 COFA6-252-* COFA6B-252-* .260 .252 .287 COFA6260-* COFA6B-260-* .268 .260 .295 COFA6-268-* COFA6B-268-* .276 .268 .303 COFA-6276-∗ COFA6B-276-* .284 .276 .311 COFA6-284-* COFA6B-284-* .291 .283 .319 COFA6-291-* COFA6B-291-* .299 .291 .327 COFA6-299-* COFA6B-299-* .307 .299 .335 COFA6-307-* COFA6B-307-* .315 .307 .342 COFA6-315-* COFA6B-315-* COFA SERIES 8 A = 5/16" B = 1.496" C = 0.098" W = 0.217" E = 0.057" H = 2.913" L = 4.724" .315 .307 .354 COFA8-315-* COFA8B-315-* GH-C-M -0003(1) GH-C-M -0013(2) .323 .315 .362 COFA8-323-* COFA8B-323-* .331 .323 .370 COFA8-331-* COFA8B-331-* .339 .331 .378 COFA8-339-* COFA8B-339-* .346 .339 .386 COFA8-346-* COFA8B-346-* .354 .346 .394 COFA8-354-* COFA8B-354-* .362 .354 .402 COFA8-362-* COFA8B-362-* .370 .362 .409 COFA8-370-* COFA8B-370-* .378 .370 .417 COFA8-378-* COFA8B-378-* .386 .378 .425 COFA8-386-* COFA8B-386-* .394 .386 .433 COFA8-394-* COFA8B-394-* .402 .394 .441 COFA8-402-* COFA8B-402-* .409 .402 .449 COFA8-409-* COFA8B-409-* .417 .409 .457 COFA8-417-* COFA8B-417-* .425 .417 .465 COFA8-425-* COFA8B-425-* .433 .425 .473 COFA8-433-* COFA8B-433-* .441 .433 .480 COFA8-441-* COFA8B-441-* .449 .441 .488 COFA8-449-* COFA8B-449-* .457 .449 .496 COFA8-457-* COFA8B-457-* .465 .457 .504 COFA8-465-* COFA8B-465-* .473 .465 .512 COFA8-473-* COFA8B-473-* .480 .473 .520 COFA8-480-* COFA8B-480-* COFA SERIES 12 A = 1/2" B = 1.850" C = 0.157" W = 0.315" E = 0.079" H = 3.189" L = 5.512" .488 .480 .543 COFA12-488-* COFA12B-488-* GH-C-M -0007(1) GH-C-M -0017(2) .504 .496 .559 COFA12-504-* COFA12B-504-* .520 .512 .575 COFA12-520-* COFA12B-520-* .536 .528 .591 COFA12-536-* COFA12B-536-* .551 .543 .606 COFA12-551-* COFA12B-551-* .567 .559 .622 COFA12-567-* COFA12B-567-* .583 .575 .638 COFA12-583-* COFA12B-583-* .599 .591 .654 COFA12-599-* COFA12B-599-* .614 .606 .669 COFA12-614-* COFA12B-614-* .630 .622 .685 COFA12-630-* COFA12B-630-* .646 .638 .701 COFA12-646-* COFA12B-646-* .662 .654 .717 COFA12-662-* COFA12B-662-* .677 .669 .732 COFA12-677-* COFA12B-677-* .693 .685 .748 COFA12-693-* COFA12B-693-* .709 .701 .764 COFA12-709-* COFA12B-709-* .725 .717 .780 COFA12-725-* COFA12B-725-* .740 .732 .795 COFA12-740-* COFA12B-740-* .756 .748 .811 COFA12-756-* COFA12B-756-* .772 .764 .827 COFA12-772-* COFA12B-772-* .788 .780 .843 COFA12-788-* COFA12B-788-* * SPRING CHOICE: W, H, S, Z, Z1, Z2, Z3 (1) FRONT AND BACK (2) BACK ONLY
Bass Tool Catalog 2025
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