Product Features:
3pcs HSS Step Drill Set
Coating: Bright
Business Terms:
Port: Shanghai
Minimum Order Quantity: 500 Piece/Pieces each size
Supply Ability: 500000 Piece/Pieces per Month each size
Payment Terms: L/C,T/T,Western Union
Contact Supplier
3pcs HSS Step Drill Set
Coating: Bright
Port: Shanghai
Minimum Order Quantity: 500 Piece/Pieces each size
Supply Ability: 500000 Piece/Pieces per Month each size
Payment Terms: L/C,T/T,Western Union
Contact Supplier
Packaging Detail: metal box, aluminum case
Delivery Detail: within 30 days after payment
3pcs HSS Step Drill Set
Including: 4-12, 4-22, 4-30mm
Packing: metal box
1. Perfect for drilling multiple-size holes in thin sections of metal, plastic and wood using a single bit
2. Each step drills does the work of many drill-bit sizes
3. Drills round holes in most metals (steel, brass, aluminum, copper) up to 1/8" (3.2mm)
4. White Bright; Titanium Coated
5. Material: HSS4241, 4341, M2, M35 & M42
Model No.: HSDB0035T
Features: Diamond core drill bit
1.OEM product,competitive price
2.for marble and granite
3.good quality,fast drilling speed 3mm/min
Model No.: HSDB1001150
Features: Diamond core drill bit for concrete
1.Fast drilling for concrete
2.drills with roof segment
3.approved UKAS certification
Model No.: HSDB-S
Features: Diamond stone drill bit
1.Original OEM,11 years experience ;
2.Good balance best Concerntricity ,
3.UKAS ceitification
Model No.: HSDB0035T
Features: Diamond core drill bit
1.OEM product,competitive price
2.for marble and granite
3.good quality,fast drilling speed 3mm/min
Model No.: HSDB1001150
Features: diamond core bit
1.ICQ inspection & ISO9001/2000
2.approved UKAS certification
3.17 years factory credity
4.Dry drilling
Model No.: HSZT
Features: Diamond core bit
1.Professhional OEM,flexible MOQ;
2.UKAS certify and export ceritfy;
3.good quality and economic price.
Model No.: size 5-1/8" to 13-1/2"
Features: New PDC Bits
1)Certified by API&ISO
2)Best quality and low price
3)20 years experience
4)FOB 100~3300USD
Model No.: size 3-3/5" to 26 "
Features: API New Tricone Rock Bits
1) Certified by API&ISO
2)20 experience
3)Best quality and best servive
4)FOB100~3300USD
Model No.: size 3-3/5" to 26"
Features: NewestTCI tricone bit
1)used for oil filed, water well
2)metal seal or rubber seal
3)used to drill low compressive strength
Model No.: 5mm-100mm
Features: diamond hole saw
Sharp,wear-resisting
Don't jumping edge
Long service life
Punch least 2500
Model No.: many
Features: diamond drill bits for glass and granite.
Sharp,wear-resisting
Don't jumping edge
Long service life
Model No.: many
Features: electroplated diamond drill bit,diamond shell drill,glass drill with thread shank