Cle-Line C23678 1803 #18 X 6" A/C EXT 钻头

Cle-Line -

Aircraft Extension Drill- Type B Extended Length- Series: 1803- #18 Drill - Wire- 0.1695 in Drill - Decimal Inch- 6 in Overall Length- 2-1/8 in Cutting Depth- 2 Flutes- Spiral Flute- 2-1/8 in Flute Length- 0.1695 in Shank- Straight Shank- 135 deg Point- Split Point- Right Hand Cutting Direction- HSS Cutting Edge- HSS- Black Oxide/Steam Oxide- Applicable Materials: Angle Iron, Cast Iron, Copper, Gypsum , Steel and Wood Characteristics and Features * General purpose jobber length flute construction with longer shank lengths for extended reach* 135 deg split point for faster drill penetration* Black oxide finish for increased wear resistance and improved lubricity * 通用麻花钻长度槽型结构，具有更长的柄长度，以实现更长的延伸 * 135 度分裂点，用于更快的钻孔穿透 * 黑色氧化物表面处理，可提高耐磨性并改善润滑性