ST68 THREAD BUTTON BIT

1.Suitable to all the drilling ground
2.YK05 buttons can be similar T6 buttons, longer working life
3.Supply drilling solution to customers and checked tools plans
4.Replaced Atlas and Sandvik & Robit Bits
5.Completely after sales service

Description
Inquiry

Premium designs and steel and premium tungsten carbide insert grade T6 supplied by Boart Long year, Offers industry-leading strength and penetration rates for more productivity Excellent straightness and hole clean quality, Get max. Drilling performance for rock drill.

Compared with the oversea brands, our features are bellowing:

A. Our products can match over 95% against the original products

B. Price are competitive against the famous brands and best quality against the small factory

All STAROCKDRILL’S Thread button bits are computer aided designed and engineered, CNC manufactured and multiple heat-treated,

to extend the product life for maximum wear and performance in the toughest of drilling conditions.

The combination of good design, excellent manufacturing techniques, exact heat treatments, high quality steels and special grade carbides,

STAROCKDRILL yield optimum drill bits capable of performing well in all kind of drilling conditions from soft to the toughest.

Skirt Shape	Straight (Normal)	Retract
Bit Diameter	35~152mm	45~127mm
	(1 3/8 ~ 6")	(1 25/32" ~ 5")
Thread	R22, R25, R28, R32, R35, R38, T38, T45, T51, T60, ST58, ST68.	R25, R28, R32, R35, R38, T38, T45, T51, T60, ST58, ST68.
Face Design	Flat, Convex or Drop Center;	Flat, Convex or Drop Center;