Customized Factory HSS Countersink Drill Bit Set for Drilling Holes

• Customized: Non-Customized
• Standard: ISO9001,ISO14001
• Length: Other
• Type: Countersink Drill Bit
• Material: High Speed Steel
• Usage: Metal Drilling
• Model NO.: TCHQ
• Treatment: All-Ground
• Performance: Better Endurance
• Applications: Building and Industrial
• Packing: PVC Plastic Tube
• Transport Package: Single Packing with PVC Plastic Tube
• Specification: Countersink
• Trademark: CHTOOLS
• Origin: China
• HS Code: 8207509000
• Production Capacity: 100, 000PCS/Month

Product Description

 

Product Description

 

HSS Countersink Drill Bit for Drilling Holes
 
1. Selects of the super tough high-speed steel.

2. Supply three-edges and multi-edge, suit to the step drill of steel stock and the soft nature material.

3. Suitable for each kind of magnetic drilling machine and pistol drill to chamfer.

Type	Size	L
TCHQ-304	3-12.4-56-90°	8
TCHQ-305	3-16.5*60*90°	10
TCHQ-306	3-20.5*63*90°	10
TCHQ-307	3-25*67*90°	10
TCHQ-308	3-31*71*90°	12
TCHQ-309	3-40*100*90°	16