Hole Cutting Machine TWK-VA

The model NO. TWK-VA is simple detachable design, especially suitable for working on the corners of the job site, It is with more powerful motor compare with the model NO. TWK-IIIA hole cutting machine. The motor speed can be adjustable.

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Máquina de corte de furos

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1"-4" hole cutter

adjustable hole cutting machine

Descrição do Produto

PRODUCT INTRODUCTION

● Hole cutting machine TWK-VA is designed for drilling holes on plastic pipe. plastic-lining steel pipes and steel pipes. The max diameter of steel pipe is 8 inch and the max hole is 4 inches.

● Simple detachable design, especially suitable for working on the corners of the job site.

● Gradienter attached, pointer can indicate the drilling position which will be very efficient.

Hole Cutting Machine TWK-VA

PRODUCT SPECIFICATIONS

● Capacity: 1"-4"(Φ 25-Φ 114) holes.

● Max hole dia:114mm.

● Max. wall thickness: 10mm.

● Output RPM: 200~470rpm.

● G. W: 17kgs.

● Packaging size: 60x20x48(cm).

Hole Cutting Machine TWK-VA

Standard Equipment
*For SCH40 steel pipe
Art. No.	Description	QTY	N.W	Ref No.
09.02.030	Tightening chain	1PC	0.8kgs	(1)
09.01.055	Big center drill	1PC	0.175kgs	(2)
09.01.020	Φ50 hole saws	1PC	0.13kgs	(3)

*Reminding:

1). If the drilling holes under 38mm diameter, pls select the small center drill to install the corresponding hole saws.

2). The standard equipped tightening chain can only fix the tube diameter up to 8 inches. Customers can add one piece of tightening chain to fix the tube diameter up to 10 inches.

Motor Parameter
Phase	Voltage	Frequency
Single Phase	110 / 120 / 220 / 230 / 240V	50/60 Hz
Three Phase	220 /380 / 415 / 440V	50/60 Hz

The motor of the switch can be adjustable. And adjust the speed according to the different sized hole saws. ( Speed levels refer to the image1)

Speed	Hole saw to be used
1	Φ 83-Φ 114
2	Φ 52-Φ 79
3	Φ 32-Φ 51
4	Φ 16-Φ 30
5 - 6	Center drill

Image 1.

Speed of cutting hole (RPM)
Diameter		low-carbon steel	High-speed, tool and stainless steel	Cast iron	Copper, brass
mm	inch	low-carbon steel	High-speed, tool and stainless steel	Cast iron	Copper, brass
25	1	350	175	235	470
27	1 1/16	325	160	215	435
29	1 1/8	300	150	200	400
30	1 3/16	285	145	190	380
32	1 1/4	275	140	180	360
33	1 5/16	260	135	175	345
35	1 3/8	250	125	165	330
37	1 7/16	240	120	160	315
38	1 1/2	230	115	150	300
40	1 9/16	220	110	145	290
41	1 5/8	210	105	140	280
43	1 11/16	205	100	135	270
44	1 3/4	195	95	130	260
46	1 13/16	190	95	125	250
48	1 7/8	180	85	120	240
51	2	170	85	115	230
52	2 1/16	165	80	110	220
54	2 1/8	160	80	105	210
57	2 1/4	150	75	100	200
59	2 5/16	145	75	100	195
60	2 1/8	140	70	95	190
64	2 1/2	135	65	90	180
65	2 9/16	130	65	85	175
67	2 5/8	130	65	85	170
70	2 3/4	125	60	80	160
73	2 7/8	120	60	80	160
76	3	115	55	75	150
79	3 1/8	110	55	70	140
83	3 1/4	105	50	70	140
86	3 3/8	100	50	65	130
89	3 ½	95	50	65	130
92	3 5/8	95	45	60	120
95	3 3/4	90	45	60	120
98	3 7/8	90	45	60	120
102	4	85	40	55	110
105	4 1/8	80	40	55	110
108	4 1/4	80	40	55	110
111	4 3/8	80	40	50	100
114	4 1/2	75	35	50	100