(SJ015pc)5pcs 1/4″ Hex Shank Titanium Coated Bit Set 6mm

Features:

• 100% High quality and Brand new.
• Drilling diameter: 6mm
• Material: Ceramic Stainless Steel
• Carbide-tipped drills with a degree of hardness.
• Over HRC-90.
• Suited for. drilling into glass, mirrors, concrete

 

Package included:

• 5pcs X 6mm Glass Drill Bit

 

Notes:

• IT MUST BE ADDED?COOLANT (water)?WHEN IT IS BEING USED. Pls see video.
• We provide clear pictures, measurements where possible. Please check as much as possible to make sure the item is the one that you need.
• Please allow 0.5-1 inch difference due to manual measurement.(1 inch=2.54cm)
• The color of the actual items may slightly different from the listing images due to different computer screen, thanks for your understanding.
• Instruction is not included.Professional Installation Is Highly Recommended!

More quantity, please come to me. The most competitive?price will be quoted.

Common machine speed
Trimming machine	10000-30000 rpm	electric router	First gear 9000 rpm 2nd gear 12000 rpm 15000 rpm in 3rd gear 19000 rpm in 4th gear 5th gear 23000 rpm
Vertical washing machine	Low speed range 12000 rpm High speed 24000 rpm	Automatic engraving machine	Variable frequency up to 18000 rpm
Diameter or cutting height MM	Maximum speed/minute	Maximum feed speed MM/min
Below 25	24000	5000
25.1-35	18000	4000
35.1–50	16000	3500
50.1-60	14000	3000
60.1—80	12000	2500
Above 80	10000	2000