Butang retrak digunakan terutama di dalam jisim batu yang longgar dengan batu yang agak patah. Rekabentuk skir retrak dapat membantu dalam mengambil semula alat penggerudi, mengurangkan fenomena bit terjebak dan tertanam, serta membantu meningkatkan ketegakan lubang bor.

Sebagai pembekal bit butang retrac China, kami dapat menyediakan anda dengan bit butang berkualiti tinggi termasuk bit gerudi batu retrac, seperti bit butang retrac R25, bit butang retrac R28, bit butang retrac R32, bit butang retrac R35, bit butang retrac R38, bit gerudi retrac T38, bit gerudi retrac T45, bit gerudi retrac T51, bit butang retrac GT60, bit butang retrac ST58, bit butang retrac ST68, bit gerudi retrac SR35 dan jenis-jenis bit gerudi batu yang lain.

R25

Penampilan	Diameter dalam Bahasa Melayu ialah "Diameter".		Butang		Lubang Bilas		Berat	Nombor Model.
	[mm]	I'm sorry, but it seems that the content you want to translate was not provided. Could you please share the text you'd like me to translate to Malay?	Pengukur [Tiada.] × [mm]	Hadapan [Tiada.] × [mm]	Sisi [No.]	Hadapan [No.]	[kg]
	41	1 5/8″	5 × 9	2 × 8	2	1	0.78	R25-417YFP
	45	1 3/4″	6 × 9	3 × 8	1	3	1	R25-459YFP
	48	1 7/8″	6 × 10	3 × 9	1	3	1.1	R25-489YFP
	51	2″	6 × 10	3 × 9	–	3	1.35	R25-519YFP
	55	2 11/64″	6 × 11	3 × 9	1	3	1.54	R25-559YFP
	57	2 1/4″	6 × 10	3 × 10	–	3	1.6	R25-579YFP
	64	2 1/2″	8 × 11	4 × 10	1	2	2.2	R25-6412YFP

R28

Penampilan	Diameter dalam Bahasa Melayu ialah "Diameter".		Butang		Lubang Bilas		Berat	Nombor Model.
	[mm]	I'm sorry, but it seems that the content you want to translate was not provided. Could you please share the text you'd like me to translate to Malay?	Pengukur [Tiada.] × [mm]	Hadapan [Tiada.] × [mm]	Sisi [No.]	Hadapan [No.]	[kg]
	45	1 3/4″	6 × 9	3 × 8	1	3	1	R28-459YFP
	51	2″	6 × 10	3 × 9	1	3	1.35	R28-519YFP

R32

Penampilan	Diameter dalam Bahasa Melayu ialah "Diameter".		Butang		Lubang Bilas		Berat	Nombor Model.
	[mm]	I'm sorry, but it seems that the content you want to translate was not provided. Could you please share the text you'd like me to translate to Malay?	Pengukur [Tiada.] × [mm]	Hadapan [Tiada.] × [mm]	Sisi [No.]	Hadapan [No.]	[kg]
	45	1 3/4″	6 × 9	3 × 8	1	3	0.9	R32-459YFP
	48	1 7/8″	6 × 10	3 × 9	1	3	1.1	R32-489YFP
	51	2″	6 × 10	3 × 9	–	3	1.2	R32-519YFP
	57	2 1/4″	6 × 10	3 × 10	–	3	1.7	R32-579YFP
	64	2 1/2″	6 × 11	3 × 10	1	2	2.2	R32-649YFP
	60	2 23/64″	8 × 10	4 × 9	1	2	1.7	R32-6012YFP
	64	2 1/2″	8 × 10	4 × 10	2	2	1.9	R32-6412YFP
	76	3″	8 × 12	4 × 11	2	2	2.2	R32-7612YFP
	76	3″	8 × 11	4 × 11, 1 × 11	–	4	3.3	R32-7613YFA

SR35

Penampilan	Diameter dalam Bahasa Melayu ialah "Diameter".		Butang		Lubang Bilas		Berat	Nombor Model.
	[mm]	I'm sorry, but it seems that the content you want to translate was not provided. Could you please share the text you'd like me to translate to Malay?	Pengukur [Tiada.] × [mm]	Hadapan [Tiada.] × [mm]	Sisi [No.]	Hadapan [No.]	[kg]
	51	2″	8 × 9	3 × 9	2	1	1.6	SR35-5111YFP
	54	2 1/8″	8 × 9	3 × 9	2	1	1.8	SR35-5411YFP
	54	2 1/8″	6 × 10	3 × 9	1	3	1.3	SR35-549YFA

R38

Penampilan	Diameter dalam Bahasa Melayu ialah "Diameter".		Butang		Lubang Bilas		Berat	Nombor Model.
	[mm]	I'm sorry, but it seems that the content you want to translate was not provided. Could you please share the text you'd like me to translate to Malay?	Pengukur [Tiada.] × [mm]	Hadapan [Tiada.] × [mm]	Sisi [No.]	Hadapan [No.]	[kg]
	64	2 1/2″	8 × 10	4 × 10	2	2	1.9	R38-6412YFP
	76	3″	8 × 12	4 × 11	2	2	2.2	R38-7612YFP
	64	2 1/2″	6 × 11	3 × 10	1	2	1.9	R38-649YFP
	64	2 1/2″	6 × 11	3 × 10, 1 × 9	1	2	1.9	R38-6410YFA
	64	2 1/2″	8 × 10	4 × 10, 1 × 9	1	4	1.9	R38-6413YFA
	66	2 19/32″	6 × 11	3 × 10, 1 × 9	1	2	1.9	R38-6610YFA
	70	2 3/4″	8 × 10	4 × 10, 1 × 9	1	4	2.4	R38-7013YFA
	76	3″	8 × 11	4 × 11, 1 × 11	–	4	3.3	R38-7613YFA
	89	3 1/2″	8 × 12	4 × 12, 2 × 10	1	4	5.3	R38-8914YFA
	89	3 1/2″	8 × 12	4 × 11, 1 × 11	1	4	5.3	R38-8913YFA

T38

Penampilan	Diameter dalam Bahasa Melayu ialah "Diameter".		Butang		Lubang Bilas		Berat	Nombor Model.
	[mm]	I'm sorry, but it seems that the content you want to translate was not provided. Could you please share the text you'd like me to translate to Malay?	Pengukur [Tiada.] × [mm]	Hadapan [Tiada.] × [mm]	Sisi [No.]	Hadapan [No.]	[kg]
	64	2 1/2″	8 × 10	4 × 10	2	2	1.9	T38-6412YFP
	76	3″	8 × 12	4 × 11	2	2	2.2	T38-7612YFP
	64	2 1/2″	6 × 11	3 × 10	1	2	1.9	T38-649YFP
	64	2 1/2″	6 × 11	3 × 10, 1 × 9	1	2	1.9	T38-6410YFA
	64	2 1/2″	8 × 10	4 × 10, 1 × 9	1	4	1.9	T38-6413YFA
	70	2 3/4″	8 × 10	4 × 10, 1 × 9	1	4	2.4	T38-7013YFA
	65	2 9/16″	6 × 12	4 × 10	1	2	3.1	T38-6510YSP

T45

Penampilan	Diameter dalam Bahasa Melayu ialah "Diameter".		Butang		Lubang Bilas		Berat	Nombor Model.
	[mm]	I'm sorry, but it seems that the content you want to translate was not provided. Could you please share the text you'd like me to translate to Malay?	Pengukur [Tiada.] × [mm]	Hadapan [Tiada.] × [mm]	Sisi [No.]	Hadapan [No.]	[kg]
	76	3″	8 × 12	4 × 11	2	2	2.2	T45-7612YFP
	89	3 1/2″	8 × 13	5 × 12	2	2	5.2	T45-8913YFP
	102	4″	9 × 12	6 × 12	–	3	6.5	T45-10215YFP
	115	4 1/2″	9 × 14	7 × 13	–	3	10	T45-11516YFP
	115	4 1/2″	9 × 14	6 × 13	–	3	10	T45-11515YFP
	76	3″	8 × 11	4 × 11, 1 × 11	–	4	3.2	T45-7613YFA
	89	3 1/2″	8 × 12	4 × 12, 2 × 10	1	4	5.4	T45-8914YFA
	102	4″	8 × 12	4 × 12, 3 × 12	–	4	7.8	T45-10215YFA
	102	4″	8 × 13	4 × 12, 4 × 12	–	4	7.8	T45-10216YFA
	115	4 1/2″	8 × 14	4 × 13, 3 × 12	–	4	7.8	T45-11515YFA
	76	3″	8 × 13	4 × 11, 1 × 11	1	4	3.5	T45-7613YSA
	89	3 1/2″	8 × 12	4 × 12, 1 × 12	1	4	4.7	T45-8913YSA

T51

Penampilan	Diameter dalam Bahasa Melayu ialah "Diameter".		Butang		Lubang Bilas		Berat	Nombor Model.
	[mm]	I'm sorry, but it seems that the content you want to translate was not provided. Could you please share the text you'd like me to translate to Malay?	Pengukur [Tiada.] × [mm]	Hadapan [Tiada.] × [mm]	Sisi [No.]	Hadapan [No.]	[kg]
	89	3 1/2″	8 × 13	5 × 12	2	2	4.6	T51-8913YFP
	102	4″	8 × 14	7 × 12	1	2	7.1	T51-10215YFP
	102	4″	9 × 12	6 × 12	–	3	7.1	T51-10215YFP1
	115	4 1/2″	9 × 14	7 × 13	–	3	10	T51-11516YFP
	115	4 1/2″	9 × 14	6 × 13	–	3	10	T51-11515YFP
	127	5″	9 × 14	7 × 13	–	3	13	T51-12716YFP
	89	3 1/2″	8 × 12	4 × 11, 1 × 11	1	4	5.3	T51-8913YFA
	89	3 1/2″	8 × 12	4 × 12, 2 × 10	1	4	5.4	T51-8914YFA
	102	4″	8 × 12	4 × 12, 3 × 12	–	4	7.8	T51-10215YFA
	102	4″	8 × 13	4 × 12, 4 × 12	–	4	7.8	T51-10216YFA
	115	4 1/2″	8 × 14	4 × 13, 3 × 12	–	4	7.8	T51-11515YFA
	115	4 1/2″	8 × 14	4 × 14, 3 × 12	–	4	7.8	T51-11515YFA1
	115	4 1/2″	8 × 14	4 × 14, 4 × 12	–	4	10	T51-11516YFA
	89	3 1/2″	9 × 11	3 × 11, 2 × 10	1	3	4.8	T51-8914YFA2
	102	4″	9 × 12	3 × 12, 3 × 11	1	3	6.9	T51-10215YFA1
	110	4 21/64″	9 × 14	6 × 12, 2 × 11	–	3	10	T51-11017YFA
	127	5″	8 × 16	4 × 14, 4 × 14	–	4	13.5	T51-12716YFA
	102	4″	8 × 14	4 × 13, 1 × 13	–	2	10.1	T51-10213YSA
	115	4 1/2″	9 × 14	6 × 12, 4 × 12	–	3	9.45	T51-11519YSA

GT60

Penampilan	Diameter dalam Bahasa Melayu ialah "Diameter".		Butang		Lubang Bilas		Berat	Nombor Model.
	[mm]	I'm sorry, but it seems that the content you want to translate was not provided. Could you please share the text you'd like me to translate to Malay?	Pengukur [Tiada.] × [mm]	Hadapan [Tiada.] × [mm]	Sisi [No.]	Hadapan [No.]	[kg]
	92	3 5/8″	9 × 12	9 × 12	–	2	5.1	GT60-9218YSP
	96	3 25/32″	9 × 12	9 × 12	–	2	6.5	GT60-9618YSP
	102	4″	9 × 13	10 × 12	–	2	8.5	GT60-10219YSP
	115	4 1/2″	9 × 14	10 × 12	–	3	10.8	GT60-11519YSP
	127	5″	9 × 16	10 × 14	–	3	15	GT60-12719YSP
	140	5 1/2″	9 × 16	10 × 14	–	3	15	GT60-14019YSP
	152	6″	9 × 16	12 × 16	–	3	20	GT60-15221YSP
	115	4 1/2″	9 × 16	6 × 13	–	3	15	GT60-11515YSP

ST58

Penampilan	Diameter dalam Bahasa Melayu ialah "Diameter".		Butang		Lubang Bilas		Berat	Nombor Model.
	[mm]	I'm sorry, but it seems that the content you want to translate was not provided. Could you please share the text you'd like me to translate to Malay?	Pengukur [Tiada.] × [mm]	Hadapan [Tiada.] × [mm]	Sisi [No.]	Hadapan [No.]	[kg]
	89	3 1/2″	10 × 12	4 × 12, 2 × 12	–	4	5	ST58-8916YSA
	115	4 1/2″	10 × 14	4 × 14, 4 × 14	–	4	10	ST58-11518YSA

ST68

Penampilan	Diameter dalam Bahasa Melayu ialah "Diameter".		Butang		Lubang Bilas		Berat	Nombor Model.
	[mm]	I'm sorry, but it seems that the content you want to translate was not provided. Could you please share the text you'd like me to translate to Malay?	Pengukur [Tiada.] × [mm]	Hadapan [Tiada.] × [mm]	Sisi [No.]	Hadapan [No.]	[kg]
	102	4″	10 × 12	4 × 12, 4 × 12	–	4	9.3	ST68-10218YSA
	115	4 1/2″	10 × 14	4 × 14, 4 × 14	–	4	10	ST68-11518YSA