Retrac Button Bit Rock Drill Bits

• Customization: Available
• Customized: Customized
• Standard: API
• Model NO.: R32 R38 T38 T45 T51 ST58 GT60
• Type: Twist Drill Bit
• Material: Carbon Steel
• Usage: Metal Drilling
• Shank Length: 174mm
• Head Shape: Flat Face
• Port Holes: 2
• Spline: 6
• Weight: 3.2kg
• Transport Package: Wooden Case
• Specification: 76mm-90mm
• Trademark: DHD DRILL
• Origin: China
• HS Code: 8207199000
• Production Capacity: 50000pieces/Month

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Specification	HEAD DIAMETER	Shank Length	Port holes	Weight (kg)
R32	45-76	113-130	2-3	0.75-2.7
R38	64-89	130	2-3	1.85-3.5
T38	64-89	130	2-4	1.85-3.55
T45	72-102	140-150	4	2.25-4.8
T51	89-127	155-165	2-4	4.15-7.7
ST58	89-127	175-185	2-4	4.4-8.9
GT60	102-140	220-230	3	8.1-11.7