ATOPLEE Step Drill Bit, 3pcs 6mm Hex Shank HSS Nitriding Black Spiral Fluted Unibit Step Bit for Hole Drilling in Metal, Copper, Aluminum,Wood,Plastic,Sizes 4-12mm/4-20mm/4-32mm
|
|
상품가격 상세보기
이벤트보기
|
- 상품상세정보
상품특징
{Good Quality Metarial} Made of HSS 4241,high hardness,strength and longevity.{Design}Shank: hex shank;Groove: spiral ; Surface treatment: Nitriding black.{Size}Shank diameter: 6mm;Step quantities：5/ 9 /15 steps;Step diameter:001 :4, 6, 8, 10, 12mm ; 002 :4, 6, 8, 10, 12, 14, 16, 18, 20mm;003: 4, 6, 8, 10, 12, 14, 16, 18, 20, 22, 24, 26, 28, 30, 32mm.{Usage}Used with pistol drill or bench drill, water it to cool while working to prolong its life, the proper drilling speed is 250-400 rpm.Suitable for these work-pieces that hardness is lower than 25 degree and the thickness is beyond 4mm, such as aluminum parts, insulation board, PVC plate, etc.{Package Included}3x Multiple Hole Stepped Up Bit.
{Good Quality Metarial} Made of HSS 4241,high hardness,strength and longevity.{Design}Shank: hex shank;Groove: spiral ; Surface treatment: Nitriding black.{Size}Shank diameter: 6mm;Step quantities：5/ 9 /15 steps;Step diameter:001 :4, 6, 8, 10, 12mm ; 002 :4, 6, 8, 10, 12, 14, 16, 18, 20mm;003: 4, 6, 8, 10, 12, 14, 16, 18, 20, 22, 24, 26, 28, 30, 32mm.{Usage}Used with pistol drill or bench drill, water it to cool while working to prolong its life, the proper drilling speed is 250-400 rpm.Suitable for these work-pieces that hardness is lower than 25 degree and the thickness is beyond 4mm, such as aluminum parts, insulation board, PVC plate, etc.{Package Included}3x Multiple Hole Stepped Up Bit.
2019-05-27 16:18:59
