PLUSNUT - PRE-BULBED (QUAD FOLDING RIVETNUTS / SPLIT NUT)

FEATURES：
HIGH PULL OUT STRENGTH IN THIN OR SOFT MATERAIL.
WIDE GRIP RANGE FOR VARIABLE THICKNESS MATERAIL AND EVEN IN UNEVEN SURFACE.
EASY INSTALLATION WITHOUT DISTORT, DEFORM OR DAMAGING PARENT MATERIAL (EX. SOFT PLASTICS, THIN SHEET METAL).
THE FOUR LEGS ARE PULLED TOGETHER EXPANDING OUTWARDS BEHIND THE SURFACE MATERIAL TO PROVIDE A LARGE LOAD BEARING AREA.
SPECIFICALLY DESIGNED FOR USE IN SOFT AND BRITTLE MATERIALS, SHEET METAL, FIBERGLASS, PLASTICS AND COMPOSITES.
APPLICATIONS：
AEROSPACE (E.G., INSTRUMENT PANEL, SEATBELT)
AUTOMOBILES AND MOTORCYCLES PARTS AND MOLDINGS (E.G., CAR TOP CARRIERS)
TRUCKS AND TRAILERS SANDWICH SECTIONS AND PANELLING.
DOMESTIC APPLIANCES – HANDLES, ADJUSTABLE FEET AND FIXING POINTS.
PLASTIC FABRICATIONS：ELECTRONICS, ENCLOSURES…ETC.
★ OTHER SIZE, MATERIAL ARE AVAILABLE UPON REQUEST

PLUSNUT PRE-BULBED - DIMENSIONS & SPECIFICATIONS

(MILLIMETERS)

PART NO.	THREAD SIZE	GRIP RANGE	HOLE SIZE	HEAD DIA. (H)	HEAD THICKNESS (t)	BODY DIA. (D)	LENGTH (L)
TOPSN6	M6PH1.0	0.50-7.10	9.80-9.93	15.90	1.50	9.76	26.20
TOPSN6-L	M6PH1.0	7.10-12.70	9.80-9.93	15.90	1.50	9.76	32.00
TOPSN8	M8PH1.25	0.50-7.10	12.29-12.42	19.00	1.57	12.25	30.00
TOPSN8-L	M8PH1.25	7.10-12.70	12.29-12.42	19.00	1.57	12.25	35.80
TOPSN10	M10PH1.50	0.50-7.10	14.27-14.45	22.20	2.24	14.23	32.30
TOPSN10-L	M10PH1.50	7.10-12.70	14.27-14.45	22.20	2.24	14.23	37.80

PLUSNUT PRE-BULBED - DIMENSIONS & SPECIFICATIONS

(INCH)

PART NO.	THREAD SIZE	GRIP RANGE	HOLE SIZE	HEAD DIA. (H)	HEAD THICKNESS (t)	BODY DIA. (D)	LENGTH (L)
TOPSN1032	10-32	0.020-0.175	0.312-0.317	0.500	0.038	0.310	0.800
TOPSN1032-L	10-32	0.175-0.320	0.312-0.317	0.500	0.038	0.310	0.940
TOPSN420	1/4-20	0.020-0.280	0.386-0.391	0.625	0.058	0.384	1.030
TOPSN420-L	1/4-20	0.280-0.500	0.386-0.391	0.625	0.058	0.384	1.260
TOPSN518	5/16-18	0.020-0.280	0.484-0.489	0.750	0.062	0.482	1.180
TOPSN518-L	5/16-18	0.280-0.500	0.484-0.489	0.750	0.062	0.482	1.410
TOPSN616	3/8-16	0.020-0.280	0.562-0.569	0.875	0.088	0.560	1.270
TOPSN616-L	3/8-16	0.280-0.500	0.562-0.569	0.875	0.088	0.560	1.490

TOP QUALITY INSTRUMENT INC.

MAIL：topqualityinstrument@gmail.com

E-SELF DRIVING NUT—JUST DRIVE & PUSH

E-self driving nut is one of Top Screw’s security sex bolts. It features round body with fangs on it to grip application tightly while screw in from the other side. The screw drive can be security drive to prevent anyone to unlock it. Fast, easy and labour saving. It can be installed with simple tool.
Material: Steel, Stainless Steel, Brass
Size & surface finished upon request

E SELF-DRIVING NUT-DIMENSIONS&SPECIFICATION

(MILLIMETERS)

THREAD SIZE	P/N.	A	D	L	C	d	THREAD DEPTH NIN.	HOLE SIZE
		±0.25	±0.15	±0.3				±0.1
M5PH0.8	ESNM512	11	6.20	12	5	7.70	8	6.50
	ESNM516	11	6.20	16	5	7.70	12	6.50
	ESNM520	11	6.20	20	5	7.70	16	6.50
	ESNM524	11	6.20	24	5	7.70	20	6.50
M6PH1.0	ESNM612	15	7.80	12	5	9.60	8	8.10
	ESNM616	15	7.80	16	5	9.60	12	8.10
	ESNM620	15	7.80	20	5	9.60	16	8.10
	ESNM624	15	7.80	24	5	9.60	20	8.10
M8PH1.25	ESNM812	17	9.45	12	5	11.25	8	9.75
	ESNM816	17	9.45	16	5	11.25	12	9.75
	ESNM820	17	9.45	20	5	11.25	16	9.75
	ESNM824	17	9.45	24	5	11.25	20	9.75

E SELF-DRIVING NUT-DIMENSIONS&SPECIFICATION

(INCH)

THREAD SIZE	P/N.	A	D	L	C	d	THREAD DEPTH NIN.	HOLE SIZE
		±0.01	±0.006	±0.012				±0.003
10-24	ESNI512	0.433	0.244	0.500	0.197	0.303	0.34	0.255
	ESNI516	0.433	0.244	0.625	0.197	0.303	0.47	0.255
	ESNI520	0.433	0.244	0.750	0.197	0.303	0.59	0.255
	ESNI524	0.433	0.244	1.000	0.197	0.303	0.84	0.255
1/4-20	ESNI612	0.65	0.308	0.500	0.197	0.378	0.34	0.311
	ESNI616	0.65	0.308	0.625	0.197	0.378	0.47	0.311
	ESNI620	0.65	0.308	0.750	0.197	0.378	0.59	0.311
	ESNI624	0.65	0.308	1.000	0.197	0.378	0.84	0.311
5/16-18	ESNI812	0.687	0.375	0.500	0.197	0.445	0.34	0.378
	ESNI816	0.687	0.375	0.625	0.197	0.445	0.47	0.378
	ESNI820	0.687	0.375	0.750	0.197	0.445	0.59	0.378
	ESNI824	0.687	0.375	1.000	0.197	0.445	0.84	0.378

TOP QUALITY INSTRUMENT INC.

MAIL：topqualityinstrument@gmail.com

SECURITY SYSTEM-One Way Sex bolts

Easy to be installed with a standard screwdriver. One way drive type can be driven in one direction only, the screwdriver will be cam out if used in the opposite direction to remove the fastener. Recommended for permanent installation only.
Material: Steel, Stainless Steel, Aluminum and Brass
Size & surface finished upon request.

FEMALE NUT

ONE WAY – FEMALE NUT (IN INCH)

A ±0.008	H ±0.011	D ±0.004	L ±0.01	G ±0.02	THREADED
0.4375	0.12	0.245	0.625	0.50	10-24
0.4375	0.12	0.245	0.500	0.37	10-24

MALE SCREW

ONE WAY- MALE SCREW (IN INCH)

TYPE	A ±0.008	H ±0.01	D1 ±0.004	L ±0.01	L1 ±0.008	THREADED
B	0.437	0.12	0.25	0.500	0.13	10-24
B	0.437	0.12	0.25	0.750	0.27	10-24
B	0.437	0.12	0.25	0.937	0.27	10-24
A	0.437	0.12	0.25	1.060	0.27	10-24
A	0.437	0.12	0.25	1.190	0.27	10-24
A	0.437	0.12	0.25	1.310	0.27	10-24

TOP QUALITY INSTRUMENT INC.

MAIL：topqualityinstrument@gmail.com

GLASS-BREAKER

A ideal safety device used in vehicles, home or work place to break through window glass in an emergency. This item we design it going to be used in the bus, car, building(especially for office building)..etc.
Usually the glass breaker is form as a pin and huge strength might be needed when using, however, our invention is to be designed as push down function which is easy when people during emergency situation.
FEATURES:
* Practical for car use in emergency
* Smashing window easy & quickly
* Strong destruction
* High quality
COMPARE：
** NORMAL – EMERGENCY HAMMER **
1. Need take time to find tools
2. Need pound four corners of the window, then thump the center
3. Hardly to operate
4. Too heavy, easily to hurt users
5. Easily to be stolen
** OUR PRODUCT – GLASS BREAKER **
1. Always in the visible place
2. Just “push down” the tool
3. Easy & fast to operate
4. Cannot injure users
5. Suitable for all ages
TOP QUALITY INSTRUMENT INC.
 MAIL：topqualityinstrument@gmail.com

GLASS BREAKER-THE BEST EQUIPMENT FOR ESCAPE

TOP QUALITY INSTRUMENT INC.

MAIL：topqualityinstrument@gmail.com

SIX LOBE WITH PIN SEX BOLT

Torx Pin Sex Bolts Characteristic
Torx Pin Sex bolts are also often called Tamper Proof Security Torx sex bolts, Six-Lobe Pin sex bolts or Star pin drive.
It is high torque application. The special torn design is a key to prevent stealing because it need to be installed with special pin-in driver and it is difficult to be removed after installing.
It normally to be used in outdoor play facilities, fitness equipment or public facilities.
Material: Steel/ Stainless Steel/ Aluminum/ Brass
Other material, size or surface finished are upon request.

Female Nut

SIX LOBE-FEMALE NUT (IN INCH)

A ±0.008	H ±0.011	D ±0.004	L ±0.01	G ±0.02	THREADED
0.425	0.125	0.245	0.500	0.377	10-24
0.425	0.125	0.245	0.625	0.500	10-24

Male Screw

SIX LOBE-MALE SCREW (IN INCH)

A ±0.008	H ±0.011	D1 ±0.003	L ±0.01	L1 ±0.008	THREADED
0.425	0.125	0.236	3/4	0.248	10-24
0.425	0.125	0.236	15/16	0.248	10-24
0.425	0.125	0.236	1-1/16	0.248	10-24
0.425	0.125	0.236	1-3/16	0.248	10-24
0.425	0.125	0.236	1-5/16	0.248	10-24
0.425	0.125	0.236	1-3/8	0.248	10-24

ST SERIES KNURLED THREAD INSERT

ST SERIES KNURLED THREAD INSERT

ST series Threaded insert is designed to be installed in the small space. The body length after riveting is shorter than any standard type of blind rivet nut. The head of insert can press tightly against surface of application.

ST series can be installed on application which the thickness is thicker than 0.03” (0.76mm) and the application can be most any type of material.

The material for ST series can be Steel and Stainless Steel.

Further information about recommended hole size, grip range and application thickness. Please refer below table.

Unified (inch) and meteric thread sizes

THREAD SIZE	PART NO.	HD ±0.005	L ±0.015	D MAX	IL MAX	LB ±0.015	ILB MAX	IATD MAX	HOLE DEPTH MIN
UNC 4-40	CATI 440	.211	.370	.1875	.205	.660	.495	.395	.400
UNC 6-32	CATI 632	.240	.370	.2185	.205	.675	.505	.410	.400
UNC 8-32	CATI 832	.269	.370	.2495	.205	.675	.505	.410	.400
UNC 10-24	CATI 1024	.306	.370	.2805	.205	.685	.520	.385	.400
UNC 10-32	CATI 1032	.306	.370	.2805	.205	.685	.520	.385	.400
UNC 1/4-20	CATI 420	.400	.515	.3745	.275	1.005	.760	.615	.540
UNC 5/16-18	CATI 518	.528	.615	.4995	.325	1.065	.770	.630	.640
UNC 3/8-16	CATI 616	.588	.745	.5615	.390	1.450	1.095	.890	.770
UNC 1/2-13	CATI 1213	.800	.935	.7485	.485	NA	NA	NA	.960
THREAD SIZE	PART NO.	HD ±0.005	L ±0.015	D MAX	IL MAX	LB ±0.015	ILB MAX	IATD MAX	HOLE DEPTH MIN
ISO M3x0,5	CATM 350	5,36	9,40	4,76	5,21	16,77	12,57	10,03	10,16
ISO M4x0,7	CATM 470	6,83	9,40	6,34	5,21	17,15	12,83	10,41	10,16
ISO M5x0,8	CATM 580	7,77	9,40	7,12	5,21	17,40	13,21	9,78	10,16
ISO M6x1,0	CATM 610	10,16	13,08	9,51	6,99	25,53	19,30	15,62	13,72
ISO M8x1,25	CATM 8125	13,41	15,62	12,69	8,26	27,05	19,56	16,00	16,26
ISO M10x1,5	CATM 1015	14,94	18,92	14,26	9,91	36,83	27,81	22,61	19,56
ISO M12x1,75	CATM 12175	20,32	23,75	19,01	12,32	NA	NA	NA	24,38

Hole size / meterial thickness chart

THREAD SIZE	.030-.090 MAT. THICKNESS		.091-.124 MAT. THICKNESS		.125-.186 MAT. THICKNESS		.187-OVER MAT. THICKNESS
	DRILL SIZE	DECIMAL	DRILL SIZE	DECIMAL	DRILL SIZE	DECIMAL	DRILL SIZE	DECIMAL
UNC 4-40	3/16	.1875	#10	.1935	#10	.1935	#9	.1960
UNC 6-32	7/32	.2188	#2	.2210	#1	.2280	#1	.2280
UNC 8-32	1/4	.2500	"F"	.2570	17/64	.2656	17/64	.2656
UNC 10-24	9/32	.2812	"L"	.2900	"L"	.2900	19/64	.2969
UNC 10-32	9/32	.2812	"L"	.2900	"L"	.2900	19/64	.2969
UNC 1/4-20	0.375	.3750	0.375	.3750	"W"	.3860	25/64	.3906
UNC 5/16-18	0.5	.5000	0.5	.5000	33/64	.5156	33/64	.5156
UNC 3/8-16	0.5625	.5625	0.5625	.5625	37/64	.5781	37/64	.5781
UNC 1/2-13	0.75	.7500	0.765625	.7656	25/32	.7810	51/64	.7970
THREAD SIZE	.030-.090 MAT. THICKNESS		.091-.124 MAT. THICKNESS		.125-.186 MAT. THICKNESS		.187-OVER MAT. THICKNESS
	DRILL SIZE	DECIMAL	DRILL SIZE	DECIMAL	DRILL SIZE	DECIMAL	DRILL SIZE	DECIMAL
ISO M3x0,5	4,75	.1875	4,90	.1935	4,90	.1935	4,97	.1960
ISO M4x0,7	6,35	.2500	6,52	.2570	6,74	.2656	6,74	.2656
ISO M5x0,8	7,14	.2812	7,36	.2900	7,36	.2900	7,54	.2969
ISO M6x1,0	9,52	.3750	9,52	.3750	9,80	.3860	9,92	.3906
ISO M8x1,25	12,70	.5000	12,70	.5000	13,09	.5156	13,09	.5156
ISO M10x1,5	14,28	.5625	14,28	.5625	14,68	.5781	14,68	.5781
ISO M12x1,75	19,05	.7500	19,44	.7656	19,83	.7810	20,24	.7970

ST series Threaded insert is commonly used in any industry including automobile industry.

TOP QUALITY INSTRUMENT INC.

MAIL：topqualityinstrument@gmail.com