Allied Machine and Engineering 4C1YH-.386 | 0.386" Diameter x 0.090" Thickness 132 Degree Included Angle AM200 Coated C1(K35) Y Series Spade Drill Insert

GEN2 T-A drill inserts provide lower drilling forces, increased drill stability, smoother breakout on through-hole and allows for improved chip formation.

Features:

• Notch Point geometry improves stability, hole straightness, and reduces thrust
• Web Thin reduces thrust and increases point strength, allowing greater reliability
• Helical Margin increases drill stability
• Helical Flute improves tool life
• Note: Non-stocked items are NON-RETURNABLE