Name: T45 threaded drop center retract button bit for drilling
Brand: beentools

Description

T45 Threaded Retract Button Bit Overview

The T45 threaded retract button bit has a narrower front end. This design creates more space for rock chip removal, enhances flushing efficiency in soft rock or gravel, and significantly reduces the risk of the bit getting stuck.

Specifications of the T45 Threaded Series Button Bit

T45 threaded drill flat button bit.
T45 threaded drill drop center button bit.
T45 threaded drill retract button bit.
T45 threaded drill drop center retract button bit.

Technical Information of the Drill Button Bit

Connection thread: T45
Head material: Tungsten carbide
Bit body material: High-strength alloy steel
Chip removal grooves: Distributed along the bit for chip removal and cooling
Head design:button shape
Diameter: 76 mm and 89 mm
Edge button angles: 30 degree, 35 degree, and 40 degree
Edge buttons: 7×12 mm, 8×11 mm, 8×12 mm, 9×11 mm, and 9×12 mm
Center buttons: 4×12 mm, 6×10 mm, 6×11 mm, and 7×11 mm
Weight: Ranges from 2.2 kg to 4.7 kg
Head manufacturing process: Hot-pressing inlay technology
Other manufacturing processes: Full carburizing heat treatment, high-frequency treatment, and phosphating process

Technical Parameters

T45 threaded drop center retract button bit for drilling
Thread bit, Button	D (mm)	D (inch)	Buttons Gauge	Buttons Centre	Gauge button angle	Thread	Order number	Weight (kg)
Button	76	3	8 x 12 mm	4 x 12 mm	35 degree	T45	B173-7611-7765	2.8
	89	3 1/2	8 x 12 mm	4 x 12 mm	35 degree	T45	B173-8912-7765	3.8
	76	3	7 x 12 mm	4 x 12 mm	35 degree	T45	B173-7611-7745	2.8
	89	3 1/2	8 x 12 mm	4 x 12 mm	35 degree	T45	B173-8912-7745	3.8
Button, drop center	76	3	7 x 12 mm	6 x 11 mm	35 degree	T45	B175-7613-7705	2.2
Button, drop center	89	3 1/2	8 x 12 mm	6 x 11 mm	35 degree	T45	B175-8914-7705	3.3
Button, flat, retrac	76	3	8 x 11 mm	6 x 10 mm	35 degree	T45	B174-7614-7705	3.0
	89	3 1/2	8 x 12 mm	6 x 11 mm	35 degree	T45	B174-8914-7705	4.7
	76	3	9 x 11 mm	6 x 10 mm	35 degree	T45	B174-7615-7705	3.0
	89	3 1/2	9 x 12 mm	6 x 11 mm	35 degree	T45	B174-8915-7705	4.7
Button, drop center, retrac	76	3	8 x 11 mm	6 x 10 mm	30 degree	T45	B176-7614-7703	2.8
	89	3 1/2	8 x 12 mm	7 x 11 mm	35 degree	T45	B176-8915-7705	3.5
	76	3	8 x 11 mm	6 x 10 mm	35 degree	T45	B176-7614-7705	2.8
	89	3 1/2	8 x 12 mm	6 x 11 mm	40 degree	T45	B176-8914-7704	3.5

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T45 threaded drop center retract button bit for drilling