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✔ Thermal-Magnetic Trip – LI (Long-time + Instantaneous) protection
With an 18kA interrupting rating at 480V and thermal-magnetic protection
Improved Universal Head: The strong aluminum alloy head features a corona discharge design and a captive Belleville washer to securely hold universal attachments
✔ Patented interlocking tabs on tempered steel construction
Optimal Usage
12 STEP Drill Bit 7/16" TO 1-1/8" (SPIRAL FLUTE).. ✔ Thermal-Magnetic Trip – LITechnical Specifications Construction: M2 High Speed Steel (HSS) with bright anti corrosion finish Shank: 1 4" Hex (impact ready for drills drivers) Step Count: 12 graduated sizes Step Range: 7 16" 1 1 8" diameter Flute Design: Fast spiral for rapid chip ejection Point Type: Self starting split point (no pilot hole needed) Step Size Progression 7 16" (11. 1mm) 1 2" (12. 7mm) 9 16" (14. 3mm) 5 8" (15. 9mm) 11 16" (17. 5mm) 3 4" (19. 1mm) 13 16" (20.
US$ 21.36
US$ 13.00
US$ 21.00
US$ 13.00