1. Impact bolts and nuts remover set can extract damaged bolts, nuts and screws easily even if they are stripped or rusted, making your job , safer, also coming with heavy duty storage Box/Cover to keep everything safe and neat.
2. 13 piece nut remover tool set using 3/8inch drive and covering most used imperial and metric sizes: 3/4in(19mm), 11/16in , 17mm, 5/8in(16mm), 9/16(14mm), 13mm, 1/2in, 12mm, 7/16(11mm), 10mm, 3/8in, 5/16(8mm), 1/4in.
3. Special internal thread design providing excellent torsion to grasp the bolts nuts and screws tightly and , the more you turn, the tighter the socket grips, no worry about slipping.
4. The nuts extractor socket sets and drive made of high hardness chrome molybdenum steel, with black oxide surface providing greater strength and durability.
5. Coming with a 3/8 inch square driver/1/4in hex adapter fit with socket wrench or impact wrench, manual ratchet, universal joint, etc. the through hole design can the bottom of long fasteners for tight grasp.

Spec:
Item Type: Extraction Socket Set
Material: Chrome Steel
Color: Black
Purpose: Nut Extractor
Inch Size: 1/4in, 5/16in, 3/8in, 7/16in, 1 /2in, 9/16in, 5/8in, 11/16in
Metric Size: 8mm, 10mm, 11mm, 12mm, 13mm, 14mm, 16mm, 17mm, 19mm
Quantity: 13 Pcs

packing list:
13 x Extraction Socket
1 x Blue Storage Box/Cover

Notice:
Use this tool properly to avoid accidents.