Countersink Drill Bit, 7PCS Drill Bits Set High Speed Steel Drill Bits Woodworking Chamfering Counter Bits Wood Drill Set with A Case and One Hex Key Wrench for Woodworking (3-10mm)

Description

Feature: 1.Suitable for drilling holes on board of low hardness such as wood, fiberboard, particle board, plywood, plastic, PVC, rubber, etc. 2.Drilling length can be adjusted for various length screws simply by loosening and tightening the set screw. Dimension: 3mm(Dia) x 62mm(L) 4mm(Dia) x 75mm(L) 5mm(Dia) x 85mm(L) 6mm(Dia) x 90mm(L) 7mm(Dia) x 100mm(L) 8mm(Dia) x 110mm(L) 10mm(Dia) x 117mm(L) Packing Includes: 7x Countersink Drill Bit 1x L-wrench 1xCase Warm tips : ①The best use of this product is to use a bench drill, because the hand electric drill is not fixed in the operation process, the drill bit (especially the 3mm and 4mm) is prone to bend and break!!! ②Try to keep the drill vertical while drilling, so as not to be uneven. ③It is recommended that the drill be clamped within a range of 10 mm and bits should be used within the clamp range.