1) Direct manufacturer with extensive export experience worldwide (USA, Europe, Middle East, Africa, South America, etc.).

2) Around 15 years of professional producing experience.

3) Diverse drill product range: HSS drill bits, masonry drills, SDS drills, glass & tile drills, step drills, wood flat drills, and diamond core bits.

4) High reliability with over 95% of customers placing formal orders after sample testing.

Type: Laser welded diamond core drill bits for wet drilling reinforced concrete, 1-1/4"UNC connection thread, professional grade for brick walls and construction.

Features: Aggressive drilling with long working life, smooth balance, precision steel core tube, standard working length of 450mm.

Applications: Concrete, reinforced concrete, brick, block, and general building materials.

Machinery: Hydraulic drilling machines, electric drilling machines, portable drills, hand-held or stand core drills.

PACKAGE: Inner paper box or blister card and outer carton box, white box or pallet.

SHIPPING:

• TNT/FedEx/DHL/UPS for samples or goods under 45KG (Door to Door).
• By Air or Sea for batch goods (Port to Port).
• Production Time: 3-7 days for samples; 2-3.5 weeks for batch orders.