Quotes (0) All Categories > Turning Blanks > Square Negative > Square Negative Cutting Tool Inserts with Dbl ISO Countersinks > Email Page Email Page In Reference To : Comparison : Item # NAC42-MOD, 0.265/0.270 Inch (in) Thickness (t) Square Negative Cutting Tool Insert with Dbl ISO CountersinkItem # 21.001800.100.2, 0.322/0.330 Inch (in) Thickness (t) Square Negative Cutting Tool Insert with Dbl ISO Countersink Your Information Send Email Cancel Required Fields * Recipient's Email * Use Semicolon (;) for up to 5 addresses. Your Email * Your Name Send copy to self Comments reCAPTCHA * E-mail addresses are used for this mailing request only and are not saved or used for any other purposes. For security purposes, your IP address will be included in the E-mail. Send Email Cancel