Knowledge

Handan Jihao Fastener Manufacturing Co., Ltd., based in Yongnian (China’s top fastener hub), is a 20+ year-old integrated manufacturer of nuts, bolts, washers and custom special-shaped fasteners. We p

I. Product Overview Umbrella-type anchor bolts, also known as J-type anchor bolts or umbrella-handle type embedded bolts, are high-strength concrete embedded anchoring fasteners. The product features

Handan Jihao Fastener Manufacturing Co., Ltd., based in Yongnian (China’s top fastener hub), is a 20+ year-old integrated manufacturer of nuts, bolts, washers and custom special-shaped fasteners. We p

1. Product Overview High strength spring washeris a core anti-loose fastener accessory, specially heat-treated for high hardness, stable elastic force and outstanding fatigue resistance, far superior

Handan Jihao Fastener Manufacturing Co., Ltd., based in Yongnian (China’s top fastener hub), is a 20+ year-old integrated manufacturer of nuts, bolts, washers and custom special-shaped fasteners. We p

1,Product Overview Dome nut , also known as cap nut, hex dome nut, decorative cover nut, is a one-piece fastener combining hex nut and integrated protective round cap. It can cover the exposed thread

Handan Jihao Fastener Manufacturing Co., Ltd., based in Yongnian (China’s top fastener hub), is a 20+ year-old integrated manufacturer of nuts, bolts, washers and custom special-shaped fasteners. We p

I. What is a 9-shaped anchor bolt? The 9-shaped anchor bolt is a one-piece pre-embedded anchor bolt, made from a single piece of round steel bent without splicing or welding. It consists of three main

Handan Jihao Fastener Manufacturing Co., Ltd., based in Yongnian (China’s top fastener hub), is a 20+ year-old integrated manufacturer of nuts, bolts, washers and custom special-shaped fasteners. We p

I. What are anchor bolts? Anchor bolts are special fasteners that are pre-embedded or installed in concrete foundations. They are mainly used to fix steel structure columns, equipment bases, supports,

I. Basic Definitions Square head bolts are fasteners with a square head and an externally threaded shank, unlike hexagonal bolts. They rely on the four flat surfaces of the square head to engage with

Handan Jihao Fastener Manufacturing Co., Ltd., based in Yongnian (China’s top fastener hub), is a 20+ year-old integrated manufacturer of nuts, bolts, washers and custom special-shaped fasteners. We p