Screw Extractor Sets, Drill Bits 1-5;Extractors 1-5;Drill Guides Nos. 921/1821 ORS NASCO stays adjusted for repetitive use|Constructed

stays adjusted for repetitive use|Constructed of high-grade heat-treated alloy steel for maximum toughness and durability

Evolution standard geometry is sufficient for most drilling applications|Manufactured specifically to maximize hole accuracy while minimizing cutter vibration and extending annular cutter life|Using this standard geometry enhances accuracy and saves time|This allows for a single ejection of slugs when drilling through stacked material|

or warnings|Textured write-on surface allows for authorized signatures

Protects electrodes from dirt and moisture|Cap requires only a quarter turn for removal|Pressure fitted O-ring maintains a watertight seal||

I-beam construction

Screw Extractor Sets, Drill Bits 1-5;Extractors 1-5;Drill Guides Nos. 921/1821 ORS NASCO stays adjusted for repetitive use|ConstructedExtractor spiral flutes are designed to embed themselves deeper into metal as you turn the tool Alloy steel material Pre formed plastic box provides convenient storage