CB-4
Pour Nationwide
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CARACTÉRISTIQUES: These bushes are designed to accommodate the larger shank diameter of a circuit-board drill. Standard drill bearing length is 1-1/2 times drill diameter on all sizes. CB-4 type bushes are specially designed for Nationwide circuit-board drilling machines.
TAILLES STANDARD: see Dimensions page for part numbers and standard ID drill sizes. The prices shown apply to standard bushes only, with any standard USA or metric ID size within the stated range. | | CB-4-.1250 | | Bush for 1/8" drill |
TOLÉRANCE DE DIAMÉTRE INTERNE STANDARD:| | From #80 to 1/4" | | +.0001/+.0004 (steel)
+.0003/+.0006 (carbide) |
(ID concentric with OD to within .0005" TIR)
MATÉRIAU: Bush > 1144 Stress-proof steel, heat treated to achieve Rc 62-64 ID hardness. DFARS and RoHS compliant. |
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