Professional and durable professional tool for industrial applications
Note: Professional need to use it. Irrelevant personnel are strictly prohibited from their approach while working.
Features:
Brand new and high quality.
High Speed Steel, Titanium Nitride Coated
1/4" Hex provides a quick chang and shank for sure grip.
Tri-flat shank for secure grip
The self-starting tip is not a need for a center punch or pilot drill.
Color: Golden
Material: High Speed Steel
Size Includes:
1:0.5 inch (12 mm) 9 levels (0.2 inch (6 mm) 0.2 inch (4 mm) 0.2 inch (7 mm) 0.2 inch (8 mm) 0.4 inch (9 mm) 0.4 inch (10 mm) 0.4 inch (11 mm) and 0.5 inch (12 inch (12 inch (
2:20mm 9 levels (4mm, 6mm, 8mm, 10mm, 12mm, 14mm, 16mm, 18mm, 20mm) and 4mm 7cm (L)
3:32mm 15 steps (4mm, 6mm, 8mm, 10mm, 12mm, 14mm, 16mm, 18mm, 20mm, 22mm, 24mm, 26mm, 28mm, 30mm, 32mm), 10cm (L) 4mm
Note:
Requires drilling holes with a hardness and larger diameter; For cooling the bits with cool water, it is recommended to drill the bit rate, and for 120 to 240, the drill rate is 0.2 inches (6 mm) under the plate, and the high speed steel material is magnified, 120/min. The drill speed is not higher than 400 rpm.
Package includes:
3 x Spiral Grooved Step Drills